Dr.N.Ramakrishnan

Dr.N.Ramakrishnan

Dr.N.Ramakrishnan

PERSONAL DETAILS

  • Senior Consultant, Critical Care & Sleep Medicine
    Director, Critical Care Services
    Apollo Hospitals, Chennai, India
  • Adjunct Professor,
    Tamilnadu Dr. MGR Medical University
    Apollo Hospitals Education & Research Foundation (AHERF)
  • Director, Nithra Institute of Sleep Sciences,
    Utopian Healthcare Private Limited
  • Founder & Managing Director, TACT Academy for Clinical Training
    Managing Director, Chennai Critical Care Consultants
    Managing Director & CEO, INTELEICU, 24 X 7 Healthvision
    Managing Trustee, SAGA Charitable Trust
EDUCATION & TRAINING
Undergraduate
  • KPCVSS School, All India Senior School Certificate
Graduate
  • MBBS, Stanley Medical College, University of Madras, India
  • Certificate in Medical Management, American College of Physician Executives
  • MMM (Master in Medical Management), University of Southern California, Marshall School of Business
Residency
  • Internal Medicine, University of Connecticut
Fellowships
  • Transplant Cardiology, Hartford Hospital
  • Multidisciplinary Critical Care, University of Pittsburgh
  • Senior Research Fellow, Department of Critical Care Medicine, University of Pittsburgh
SPECIALITY & SUBSPECIALITY CERTIFICATIONS
  • American Board of Internal Medicine.
  • American Board of Internal Medicine/Critical Care Medicine (1998).
  • American Board of Internal Medicine/Sleep Medicine
  • Certificate in Medical Management, American College of Physician Executives
  • Master’s Degree in Medical Management (MMM), University of Southern California Marshall School of Business
ELECTIVE CERTIFICATIONS
  • Advanced Cardiac Life Support (ACLS) Instructor & Provider (American Heart Association)
  • Fundamental Critical Care Support (FCCS) Instructor & Provider
  • Fundamentals of Disaster Management (FDM) Instructor & Provider
CURRENT LICENSURE
  • USA: California, Georgia, Idaho, Illinois, Kentucky, Maine, Missouri, North Carolina, North Dakota, Nebraska, New Jersey, Pennsylvania, South Carolina, South Dakota, Virginia, Wisconsin, Texas, Florida, Arizona, IOWA, Indiana, Kansas, Maryland, Michigan, Ohio & Tennessee.
  • India
SELECTED HONORS & AWARDS
  • Best Doctor Award from Indian Medical Association (2017)
  • Fellow, American Academy of Sleep Medicine (2017)
  • Presidential Citation Award for contributions to Indian Society of Critical Care Medicine (2017)
  • Dr. Arul Rhaj Oration award by the Indian Medical Association (IMA) at the 71st Annual Conference of Tamilnadu Sate Branch of IMA (2016)
  • Presidential Citation Award for contributions to Indian Society of Critical Care Medicine (2016)
  • Presidential Citation Award for contributions to Indian Society of Critical Care Medicine (2015)
  • Presidential Citation Award for contributions to Indian Society of Critical Care Medicine (2014)
  • Acharya Award on Teachers Day (Sep 5, 2013) – Guru Samarpanam by Info Network Management
  • Prof. C. K. Dhanasekaran Award from Saveetha Universtity for contribution to dental education (2013)
  • Presidential Citation Award for contributions in the field of critical care medicine, Indian Society of Critical Care Medicine (2013)
  • Professional Excellence Award in Healthcare from Rotary Club, Chennai Infocity (2013)
  • Young Achiever (Vaishnav Yuva Bushan) award from Vallabacharya Vidhya Sabha, Vaishnav College Group of Institutions, Chennai (2013)
  • ‘Best Doctor Award’ from Tamilnadu Dr. MGR Medical University (2012)
  • Presidential Citation Award for contributions to Indian Society of Critical Care Medicine (2012)
  • Fellow, Indian College of Critical Care Medicine (FICCM)
  • ‘Best of Best’ Award for Evidence based critical care nutrition practices – International Nutrition Survey 2011
  • Medicall Innovation Award 2011 for TACT Academy for Clinical Training for utilizing innovative ducational methodology
  • Dr. Gunasandari Bose Oration by Indian Medical Association (December 2010). Topic: Group Practice: The future of Indian Healthcare.
  • Philips ISDA Oration by Indian Sleep Disorders Association (April 2010) – Topic: Business of Sleep Medicine
  • Fellow, Indian Sleep Disorders Association (FISDA). Honored amongst the first group of Sleep Medicine specialists in 2011
  • Fellow, Indian Society of Critical Care Medicine (Honored amongst the first group of 16 Intensivists in India in recognition for outstanding
    contributions to the field of Critical Care Medicine)
  • Founded TACT Academy for Clinical Training in 2007, which is listed in Limca Book of Records (2009) as India’s first Simulation based healthcare training center’
  • Was invited to meet the Honorable President of India, Dr. A.P.J. Abdul Kalam (January 2007). He personally appreciated my contributions in the field of critical care medicine, sleep medicine and healthcare training and efforts at educating the public through books written in regional language
  • Fellow, American College of Critical Care Medicine
  • Fellow, American College of Physicians
  • Fellow, American College of Chest Physicians
  • Nominated by American College of Chest Physicians for the First Private Practice Leadership development program
  • Was granted permanent residency (green card) in the United States of America based on accomplishments, under a special category, “alien of extraordinary ability”
  • Co-author, Young Investigator award, American College of Chest Physicians
  • American Medical Association’s Physician Recognition Award
  • Won the Indian Medical Association’s special award for best medical graduate in the state of Tamilnadu, India, based on overall performance in medical school
  • Top ranked medical graduate, Stanley Medical College, India
  • Won 13 merit awards for outstanding performance in medical school, Stanley Medical College, India
  • Ranked first in the country (India) in Biology in the All India Senior School Certification Exam
CURRENT APPOINTMENTS

Clinical

  • Director, Critical Care Services, Apollo Hospitals, Chennai
  • Senior Consultant Critical Care & Sleep Medicine, Apollo Hospitals,
    Chennai
  • Senior Consultant, Internal Medicine & Sleep Medicine, Nithra Institute of Sleep Sciences, Utopian Health Care, Chennai
  • Medical Director & Intensivist, Advanced ICU Care, USA

Academic

  • Honorary Adjunct Professor, Tamilnadu Dr. MGR Medical University
  • Honorary Adjunct Professor, Apollo Hospitals Education & Research Foundation
  • Member, Board of Studies for MBA (Hospital Management), Sri Ramachandra Medical College & Research Institute
  • Accredited teacher, examiner and inspector, National Board of Examinations (Critical Care)
  • Director, TACT Academy for Clinical Training

Administrative

  • Managing Director & CEO, INTELEICU. Powering Critical Care by providing 24 X 7 remote monitoring (Tele ICU) services
  • Medical Director, Advanced ICU Care – Chennai Monitoring Center
  • Director, Critical Care Services, Chennai. Introduced the concept of semi-closed multidisciplinary ICU model & Critical Care Group practice for the first time in a healthcare system that was 22 years old
  • Managing Director, Chennai Critical Care Consultants Group (CCCG). (First group practice of Intensivists established at Apollo Hospiital)
  • Director, Nithra Institute of Sleep Sciences, Utopian Healthcare (First, and currently the only free standing sleep center in India), Chennai
  • Founder & Managing Director, TACT Academy for Clinical Training (First simulation based healthcare training center in India)
PAST APPOINTMENTS

Clinical

  • Owner/Operating Manager, Acute Care Consultants of Dublin. Established the first group of Inpatient specialists (Hospitalists) in Dublin, GA (1999-2003)
  • Medical Director, Intensive Care Unit, Fairview Park Hospital. (2000-2003)
  • Director, Inpatient Services, Fairview Park Hospital (2000-2003)
  • Medical Director, Sleep Center at Fairview Park Hospital. Started this Comprehensive Sleep Center in 2000 (2000-2003)
  • Medical Director, Hospice of Laurens County (2001-2003)
  • Clinical Assistant Professor, Mercer University School of Medicine (2000-2004)
  • Physician preceptor for Nurse Practitioners & Physician Assistants, Georgia, USA
  • Senior Research Fellow, Department of Critical Care Medicine, University of Pittsburgh (1998-1999)
  • Member, Cardiovascular subject committee, University of Connecticut School of Medicine (1996-1997)
  • Senior House Officer, Internal Medicine and Cardiology, Aberdeen Royal Hospitals, UK (August 1992 – April 1993)
  • Clinical Instructor for third and fourth year medical students, University of Aberdeen School of Medicine, UK (August 1992 – April 1993)
  • Senior House Officer, Internal Medicine and Cardiology, Sunderland District General Hospital, UK (August 1991 – July 1992)
  • Senior House Officer, Internal Medicine, Western General Hospital, University of Edinburgh, UK (April 1991 – July 1991)
  • Clinical Instructor for third and fourth year medical students, University of Edinburgh School of Medicine, UK (April 1991-July 1991)
  • Clinical Assistant to Dr.K.P.Misra, Cardiologist, Apollo Hospital, Madras, India (August 1990 – January 1991)

Academic 

  • Vice Chancellor, Indian College of Critical Care Medicine
  • Charter Secretary, Indian College of Critical Care Medicine
  • National Educational Coordinator, Teacher & Examiner for Diploma in Sleep Medicine (DSM) course accredited by Indian Sleep Disorders Association
    (ISDA)
  • National Educational Co-ordinator, Indian Society of Critical Care Medicine
  • Accreditation Inspector, Tamilnadu Dr. MGR Medical University
  • Adjunct Visiting Faculty, Department of Medicine, Kasturba Medical College (KMC), Manipal
  • Honorary Advisor, BBraun Medical Trust Foundation
  • Honorary Professor, School of Management, Sri Ramachandra Medical College & Research Institute (Harvard affiliated Institution), Chennai
  • Professor of Medicine, Saveetha Institute of Medical & Technical Sciences, Chennai
  • Member, Subcommittee for Certificate Course in Critical Care, Indian Society of Critical Care Medicine (ISCCM)
  • Accredited teacher & examiner for ISCCM Certificate Course in Critical Care Medicine
  • Inspector for Critical Care fellowship accreditation, National Board of Examiners, India
COMMITTEE ACTIVITIES
  • Member, Clinical Advisory Board, Apollo Hospitals, Chennai
  • Co-ordinator, Innovation for Clinical Excellence Team, Apollo Hospitals, Chennai. As the head of the quality initiatives at Apollo Hospitals, I was a core member of the team that worked towards successful Joint Commission International (JCI) accreditation
  • Member, Medical Executive Committee, Advanced ICU Care, St. Louis, USA
  • Member, Training Committee, Advanced ICU Care, St. Louis, USA
  • Member, Clinical Advisory Committee, Apollo Hospitals, Chennai
  • Coordinator, Innovation for Clinical Excellence Team, A quality initiative at Apollo Hospitals, Chennai
  • Member of Core Committee, JCI Accreditation and Quality Improvement initiative, Apollo Hospitals, Chennai
  • Member, Credentials Committee, Apollo Hospitals, Chennai
  • Member, Infection Control Committee, Apollo Hospitals, Chennai
  • Member, Resuscitation Committee, Apollo Hospitals, Chennai. Established the first Medical Emergency Team (MET) services in India
  • ER Ad hoc committee for quality improvement and redesigning emergency services, Fairview Park Hospital, Dublin, Georgia
  • Total Quality Management Committee, Fairview Park Hospital, Dublin, Georgia
  • Ethics Committee, Fairview Park Hospital, Dublin, Georgia
  • ICU Redesign committee, Fairview Park Hospital, Dublin, Georgia
  • Committee for developing clinical pathways, Fairview Park Hospital, Dublin, Georgia
PROFESSIONAL SOCIETY MEMBERSHIPS
  • American Medical Association (Life Member)
  • American College of Physicians (Fellow)
  • American College of Chest Physicians (Fellow)
  • Society of Critical Care Medicine (Fellow)
  • National Association of Inpatient Physicians (Charter Member)
  • American Academy of Sleep Medicine (Member)
  • European Society of Parenteral & Enteral Nutrition (Member)
  • Indian Society of Critical Care Medicine (Life Member)
  • Indian Medical Association (Life Member)
  • Indian Sleep Disorders Association (Life Member & Fellow)
  • Indian Association of Parenteral & Enteral Nutrition (Member)
  • Telemedicine Society of India (Member)
  • Madras Management Association (Member)
PROFESSIONAL SOCIETY ACTIVITIES
  • Member, Research Committee, Indian Society of Critical Care Medicine (ISCCM), 2017 -2020
  • Organizing chairman, International Conference of Indian Sleep Disorders Association (ISDA), Sleepcon 2017, Coimbatore
  • Chairperson, National Scientific Committee, Criticare 2017, Kochi
  • Chairperson, Credentials Committee 2016
  • Chairperson, National Scientific Committee, Criticare 2016, Agra
  • Chairperson, National Scientific Committee, Criticare 2015, Bangalore
  • Chairperson, ISCCM Day Celebration (Theme: End of Life Care) 2014
  • Co-Chair, Alumni Committee, ISCCM
  • Organizing Chairperson, SLEEPCON 2014 – 10th International Conference of Indian Sleep Disorders Association
  • Vice Chancellor, Indian College of Critical Care Medicine (2014 – 2016)
  • President, Indian Sleep Disorders Association (2012 – 2014)
  • National Scientific Committee, Criticare 2014 held in Jaipur
  • Vice President, Indian Society of Critical Care Medicine (2012-2014)
  • Charter Secretary, Indian College of Critical Care Medicine (2012 – 2014)
  • National Scientific Committee, Criticare 2013 held in Kolkata
  • Chairman, ISCCM Chennai Branch (2011-2013)
  • National Scientific Committee, Criticare 2012 held in Pune
  • Educational Coordinator & Examiner, First Diploma in Sleep Medicine (DSCM) exam of Indian Sleep Disorders Association (ISDA) – 2010
  • Vice President, Indian Society of Critical Care Medicine (2009)
  • National Advisory Committee, Criticare 2011 to be held in New Delhi
  • Member, Task force for developing guidelines on ‘Quality in Critical Care’, Indian Society of Critical Care Medicine
  • Organizing Chairperson, SLEEPCON 2009, International Conference of Sleep Disorders held in Chennai
  • Vice President, Indian Sleep Disorders Association (2009-2012)
  • Educational Co-ordinator, Indian Society of Critical Care Medicine (2009)
  • Membership Committee, Society of Critical Care Medicine, USA (2009)
  • International Scientific Advisory Committee, World Sleep ’07 (Fifth World Congress of Sleep Research and Sleep Medicine Societies).
  • Scientific Committee, SLEEPCON 2007, Annual Congress of Indians Sleep Disorders Association
  • Scientific Advisory Committee, First Asia Pacific Congress on Shock & Sepsis to be held in Nagpur, India (December 2006)
  • Scientific Chair, Criticare Chennai 2006, XII Annual Conference of Indian Society of Critical Care Medicine
  • Organized the first Fundamentals of Disaster Management (FDM) course in India in February 2006
  • Joint Secretary, Indian Society of Critical Care Medicine (2004-2006)
  • Secretary, Indian Society of Critical Care Medicine, Chennai Branch
  • Member, Executive Committee, Indian Society of Critical Care Medicine
  • Member, Finance Committee, Indian Society of Critical Care Medicine
  • Member, Subcommittee for Certificate Course in Critical Care Medicine, Indian Society of Critical Care Medicine
  • Member, Task force for developing guidelines to prevent catheter related blood stream infections, Indian Society of Critical Care Medicine
  • Member, Task force for developing guidelines to define the function, roles & responsibilities of consultant intensivists, Indian Society of Critical Care Medicine
  • Member, Task force for developing guidelines for use of Non-invasive ventilation, Indian Society of Critical Care Medicine
  • Member, Task force for developing guidelines for infection control in Indian ICUs
  • Organized the first Fundaments of Critical Care Support (FCCS) course in Middle Georgia (Dublin) in 2002
  • Chairman, Membership committee, Society of Critical Care Medicine, Pennsylvania Chapter. Was the fastest growing chapter of SCCM that year (1998)
  • Education committee, Society of Critical Care Medicine, Pennsylvania Chapter
  • Abstract review committee for annual meeting, Society of Critical Care Medicine, Pennsylvania Chapter
  • Diversity committee, American College of Physicians, Georgia Chapter
  • Scientific & Educational committee, American College of Physicians, Georgia Chapter
  • Membership committee, Society of Critical Care Medicine
  • Governor’s Advisory Council, American College of Physicians, Georgia Chapter
  • Communications Committee, National Association of Inpatient Physicians
  • Membership Committee, American Academy of Sleep Medicine
EDITORIAL AND REVIEW ACTIVITIES

Editorial Board Member

  • Indian Journal of Sleep Medicine
  • Indian Journal of Critical Care Medicine – Guest Editor for a special issue on ICU Management (June 2008, Vol 12, Issue 2)
  • Associate Editor, Apollo Medicine Journal

Scientific Reviewer

  • Internal Medicine (IM)
  • Hospital Physician
  • Critical Care Medicine
  • JAMA
  • CHEST
  • Journal of Intensive Care Medicine
  • National Medical Journal of India
  • Indian Journal of Critical Care Medicine
  • Indian Journal of Sleep Medicine
  • Indian Journal of Anaesthesiology

Reviewer for Professional Organization Meetings

  • Abstract Reviewer, SLEEPCON 2014
  • Abstract/Poster Session Reviewer, CHEST 2012, Atlanta, USA
  • Abstract reviewer, Criticare 2011, New Delhi
  • Abstract reviewer, SCCM Annual Conference 2008 & 2009
  • Scientific Chair & Abstract reviewer, Criticare Chennai 2006, XII Annual Conference of Indian Society of Critical Care Medicine
  • Abstract review committee for annual meeting (1998), Society of Critical Care Medicine, Pennsylvania Chapter
  • Contributed to Question bank, American Board of Internal Medicine – Critical Care Medicine
  • Clinical relevance reviewer for board exam questions, American Board of Internal Medicine
PROFESSIONAL INVITATIONS

Selected invited lectures

  • Do we need Immunonutrition? (Pro – Con Debate) – 9th Annual Apollo International Clinical Nutrition Update)
  • Pre-and Postoperative care of patients with Obstructive Sleep Apnea
  • Post ICU Syndrome. Criticare 2017, Kochi, India
  • Sleep disturbance – Significance in clinical practice. 71st Annual Conference of Tamilnadu Sate Branch of IMA, TIMACON 2016, Chennai, India
  • Should we treat mild OSA? Pr-Con Debate, NAPCON 2015, Jaipur, India
  • Innovations in Critical Care. Gujarat Criticon 2015, Vadodara, India
  • VAP: An ounce of prevention is better than a pound of cure. South Zone Critical Care Conference 2015, Kozhikode
  • Sweet Dreams & Bitter Reality, PACE 2015, Chennai
  • Obstructive Sleep Apnea & Diabetes. MV Hospital Annual Oration and Symposium 2015
  • Duration of Antibiotic Therapy: Right, wrong or don’t know? Criticare 2014, Jaipur
  • TeleICU: The future of ICUs in India. Criticare 2014, Jaipur
  • Interpretation of Polysomnogram – Government Stanley Medical College, Chennai
  • Positive Pressure Therapy for Sleep Disordered Breathing – Spectrum of Devices and their indications, Sleepcon 2013, New Delhi
  • Accountability in Critical Care: Criticare 2013, Kolkata
  • Tele-ICU: Is there a scope in India, Criticare 2013, Kolkata
  • Are you an ‘e smart’ Intensivist? Central Province Criticon 2013, Nagpur
  • Breaking Bad News. Central Province Criticon 2013, Nagpur
  • Enhancing quality of Critical care using healthcare technology, 2nd International Conference on Transforming Healthcare with IT Conference
    2012, Hyderabad
  • Manpower planning in Critical Care – 4th Annual Apollo Advanced Critical Care Symposium, 2012
  • Sleep Medicine in India – More to it than Obstructive Sleep Apnea. Chettinad University, Chennai
  • Creating expertise using Dummies – Tamilnadu Dr. MGR Medical University
    2012
  • Early goal directed error prevention – Criticare 2012, Pune
  • Venous Thromboembolism in Sepsis – Criticare 2012, Pune
  • Current trends in Management of Obstructive Sleep Apnea, Advances in Internal Medicine (AIM) 2011, Sri Ramachandra Medical College & Research
    Institute
  • Venous Thromboembolism Prevention – What is the current status in India? Asian VTE Forum 2011, Seoul, Korea
  • Quality initiatives for patient safety in Critical Care. APCRITICON 2011
  • Healthy Sleep. National Seminar on Healthy Lifestyle organized by Madras School of Social Work, March 2011
  • Negotiating with Administrators: Do’s & Don’ts. Criticare 2011, New Delhi
  • Current concepts in Brain Death & Organ Donation. Criticare 2011, New Delhi
  • Bugs & Superbugs: A challenge in ICUs. ISCCM Trivandrum Intensive Care Update 2010
  • Current trends in Management of ARDS, Advances in Internal Medicine (AIM) 2010, Sri Ramachandra Medical College & Research Institute
  • Risk stratification for venous thromboembolism in ICU. Asian VTE Forum 2010, Singapore
  • Protocolised weaning works!. Criticare 2010, Hyderabad
  • Managing Change. Management Development Program for Healthcare Professionals held at Sri Ramachandra Medical College & RI, Chennai
  • Psychosocial Impact of Sleep Disorders. PSYNERGY 2009 held in Chennai
  • Fluid management in liver disease. 1st Asia Pacific Advanced Fluid Therapy Conference 2009 held in Malaysia
  • Incorporating Sleep Medicine in Undergraduate & Postgraduate Education, SLEEPCON 2009
  • How to interpret a Polysomnograph? SLEEPCON 2009
  • Do we need Intensivists to manage ICUs? 3rd Winter Indo-American CME Program, 2009
  • What’s new in CPR? Annual Conference of Cardiology Society of India, 2008
  • Obstructive Sleep Apnea: Myths & Realities. Ceylon College of Physicians 41st Annual Conference 2008
  • Sleep Medicine: More to it than Sleep Apnea. Sleep Interest & Research Group (SIRGI), Nagpur, 2008
  • Candida in ICU: Contaminant or Infection? ISCCM Annual Conference, Bhopal, 2008
  • Recent advances in positive airway pressure treatment in obstructive sleep apnea. SLEEPCON 2007, New Delhi
  • Evolution and current status of Sleep Medicine in India. World Sleep 07, Annual congress of World Federation of Sleep Medicine societies, Cairns, Australia
  • Fluid Management in ARDS: What fluid & how much? ISCCM Annual Conference, 2007
  • When do I refuse admissions in my ICU? ISCCM Annual Conference, 2007
  • Weaning protocols are useful: Pro-Con Debate, RACE 2007, Chennai
  • CPAP is the best option for management of Obstructive Sleep Apnea. NAPCON, 2006
  • Venous Thromboembolism – An underestimated problem in India. Apollo Speciality Hospitals, Madurai, 2006
  • Fungal Infections in ICU. ISCCM Mumbai, 2006
  • Acute Pancreatitis. Second Annual Refresher Course in Critical Care, ISCCM Chennai, 2006
  • Management of Acute GI Bleed. Second Annual Refresher Course in Critical Care, ISCCM Chennai, 2006
  • ECG in Critical Illness, ISECON 2006, Annual Conference of the Indian Society of Electrocardiology, 2006
  • How do I refuse care for terminally ill patients in the ICU? 3rd Annual Critical Care Symposium, ISCCM Delhi Chapter, 2005
  • Choosing interfaces for Non-invasive ventilation. First annual Non Invasive Ventilation Conference, ISCCM, Delhi Chapter, 2005
  • Unique aspects of Mechanical ventilation in Neurocritical Care Units. Neurocritical Care Conference, Hyderabad, 2005
  • Challenges in addressing end of life issues. API Chennai Chapter, 2005
  • Nutrition in Critical Care, Indian Society of Parenteral Nutrition Annual Conference, 2004
  • Critical Care Delivery: Open, Closed or without walls? Criticare 2005. XI Annual Conference of ISCCM held in Nagpur
  • Risk Stratification and prevention of Venous thromboembolism in ICU: Association of Physicians of India (API), Chennai Chapter
  • Sleep Apnea: A culprit or innocent bystander? FORUM 2004, Chennai
  • ATLS: Does it make a difference? Criticare 2004, X Annual Conference of ISCCM held in Mumbai
  • Fluid resuscitation in Critical Care Unit: APICON 2004, Hyderabad
  • Early detection of critical illness in the Ward, ISCCM Indore Chapter
  • Pulmonary Embolism: Prevention & Treatment, ISCCM Indore Chapter
  • Prevention of Acute Renal Failure in ICU, ISCCM Indore Chapter
  • Management of Ventricular Arrhythmias, ISCCM Indore Chapter
  • Malaria with multi-system failure, ISCCM Indore Chapter
  • Sepsis: Newer Insights, Cancer Institute, Chennai
  • Essentials in Haematology. FDS Part A preparatory course, Saveetha Dental College, Chennai
  • Primer of EKG: Fairview Park Hospital, Dublin
  • Wake up and learn about Sleep: Fairview Park Hospital, Dublin
  • Tachyarrhythmias: Fairview Park Hospital, Dublin
  • Serum cytokines in community-acquired pneumonia : University of Pittsburgh
  • Renal failure: University of Pittsburgh
  • Guidelines and Protocols: University of Pittsburgh
  • Workshop on Mechanical Ventilation: University of Pittsburgh
  • Pharmacology of vasopressors and Inotropes: University of Pittsburgh
  • Meta-analytical techniques: University of Pittsburgh
  • Vasopressors and Inotropes: University of Pittsburgh
  • Central venous catheter-associated infections: University of Pittsburgh
  • Post Partum Cardiomyopathy: University of Connecticut

Selected Panel discussions

  • Overused and abused drugs in critical care, Gujarat Criticon 2015, Vadodara
  • Gram Positive Nosocomial Infections. South Zone Criticon 2015, Kozhikode
  • Management of Multidrug Resistant Organisms, Inspire 2013, Bangalore
  • Administrative Issues in Critical Care, Criticare 2013, Kolkata
  • Training in Critical Care Medicine, Criticare 2013, Kolkata
  • Challenge of MRSA infections in Critically ill patients
  • H1N1: What have we learned from the recent pandemic?
  • Are all Carbepenams the same?
  • Fungal Infections in ICU
  • Antibiotic Stewardship Program
  • ICU 20/20: A program for change
  • Immunonutrition in Critically Ill, 10th Annual Conference of Indian Society of Parenteral & Enteral Nutrition
  • Nursing Care in Nutrition Support, 10th Annual Conference of Indian Society of Parenteral & Enteral Nutrition
  • Current Concepts in management of Sepsis, 2nd Annual Conference of Asia Pacific Center of Excellence
  • Advanced Life Support, ISCCM Nagpur Branch
  • Advanced Life Support: Criticare 2004, Mumbai
  • Sepsis: What’s new? ISCCM Indore Chapter
  • Newer antibiotics in respiratory medicine: Where are we heading? Respiratory Research Foundation of India
  • Nutrition in Critically ill (Session Chair), Second Annual TPN Conference, Chennai
BIBLIOGRAPHY

BOOKS

  • Section Editor for Economics of Intensive Care Unit care in ‘Critical Care Update 2017’ (Editors: Todi S, Kulkarni AP, Zirpe K), Jaypee 2017
  • Section Editor for Neurocritical Care in ‘ICU Protocols – A stepwise
    approach’ (Editors: Chawla R & Todi SK), Springer 2012
  • Editor, Critical Care Medicine 2006 Year Book. Released during the XII Annual Conference of Indian Society of Critical Care Medicine and annual updates planned
  • Organ Donation: Myths & Facts. A book written in Tamil published as a serial in popular tamil weekly & subsequently printed by MOHAN Foundation for public awareness
  • ICU – What is happening inside? A book written in Tamil language for public education. Published by New Horizon Media Pvt Ltd, 2006
  • Sleep – Problems and solutions. A book written in Tamil Language for public education. Published by New Horizon Media Pvt Ltd, 2007

CHAPTERS

  • Vignesh C, Raymond D, Ramakrishnan N.  “Post-intensive Care Unit Syndrome.” Critical Care Update 2017. Jaypee, 2017. 370-74
  • Ramakrishnan. N and Sriram K. “Optimizing Nutrition in Critically Ill.” API Textbook of Medicine. 2015. 1563-566
  • Ashwin K Mani, Nagarajan Ramakrishnan. Technology and Patient care safety in the ICU. ‘Quality & Safety’ 2015 (In Press)
  • R Pratheema, R Senthilkumar, N Ramakrishnan. Multiple Organ Dysfunction Syndrome (MODS). Textbook of Critical Care (Ed: Rajesh Pande). Jaypee
    Publishers (In Press)
  • Nagarajan Ramakrishnan, Anup Bansal. Diagnostic approach to sleep disordered breathing. ‘Sleep Related Breathing Disorders (Ed: V Nangia & S Swami’. Jaypee Brothers Medical Publishers 2014
  • Senthilkumar R, Ramakrishnan N. Intracranial Pressure Monitoring and Management. ‘ICU Protocols – A stepwise Approach’ (Ed: Chawla R, Todi SK). Springer 2012
  • Mani A K, Ramakrishnan N. Sedation & Analgesia. ‘ICU Protocols – A stepwise Approach’ (Ed: Chawla R, Todi SK). Springer 2012
  • Abraham BK, Ramakrishnan N. Brain Death. ‘ICU Protocols – A stepwise Approach’ (Ed: Chawla R, Todi SK). Springer 2012
  • Devaprasad D, Ramakrishnan N. Cerebrovascular Accident. ‘ICU Protocols – A stepwise Approach’ (Ed: Chawla R, Todi SK). Springer 2012
  • Acharya KS, Ramakrishnan N. Are Intensivist led units safer? Safe Practices Save Lives. Theme book published during 16th Annual Conference of Indian Society of Critical Care Medicine, 2009 pp 114
  • Ramakrishnan N. Acid-Base Disorders. API Textbook of Medicine, 8th Edition, Association of Physicians of India, 2008, pp 1316
  • Kellum JA, Ramakrishnan N, Angus DC. Appraising and using evidence in critical care. In Shoemaker PK, Ayers S, Grenvik A, Holbrook (eds). Textbook of Critical Care, W.B.Saunders Co, Philadelphia, PA, 1999. Chapter 1993; pp 2059-2069
  • Ramakrishnan N, Angus DC. Central venous lines: Indications, placement and management. In: Weinberger S (ed), Up-To-Date in Pulmonary and Critical Care Medicine 1997. American Thoracic Society
  • Ramakrishnan N, Clermont G. Arterial line: Indications, placement and management. In: Weinberger S (ed), Up-To-Date in Pulmonary and Critical Care Medicine 1997. American Thoracic Society
ORIGINAL CONTRIBUTIONS

Peer Reviewed – Articles

  1. Karthiraj N, Ramakrishnan N, Mani AK. Hemodialysis for lactic acidosis. Indian J Crit Care Med 2017;21:537-8.
  2. Bhavsar MM, Devarajan T V, Nembi P S, Ramakrishnan N, Mani AK. Metastatic endogenous endophthalmitis: A rare presentation with methicillin-resistant Staphylococcus aureus prostatic abscess. Indian J Crit Care Med 2017;21:172-5
  3. Rajiv Raman, Sangeetha Srinivasan, Ramakrishnan Nagarajan. Structural and Functional Retinal Abnormalities in Type 2 Diabetes with Obstructive Sleep Apnea. Sleep Breath. 2016 Apr 26. Pp 1-3.
  4. Phua J, Joynt GM, Nishimura M, Deng Y, Myatra SN, Chan YH, Asian Collaboration for Medical Ethics (ACME) Study Collaborators, Asian Critical Care Clinical Trials (ACCCT) Group. Withholding and withdrawal of life‑sustaining treatments in low‑middle‑income versus high‑income Asian countries and regions. Intensive Care Med. 2016 Jul;42(7):1118-27.
  5. Divatia JV, Amin PR, Ramakrishnan N, Kapadia FN, Todi S, Sahu S, et al. Intensive Care in India: The Indian Intensive Care Case Mix and Practice Patterns Study. Indian J Crit Care Med 2016;20:216-25.
  6. Giacomo Bellani, John G. Laffey, Tài Pham, Eddy Fan, Laurent Brochard, Andres Esteban, LUNG SAFE Investigators and the ESICM Trials Group. Epidemiology, Patterns of Care, and Mortality for Patients with Acute Respiratory Distress Syndrome in Intensive Care Units in 50 Countries. JAMA. 2016;315(8):788-800.
  7. Ramakrishnan N, Shankar B, Ranganathan L, Daphnee DK, Bharadwaj A, Venkataraman R. Parenteral nutrition support: Beyond gut feeling? Quality control study of parenteral nutrition practices in a Tertiary Care Hospital. Indian J Crit Care Med 2016;20:36-9.
  8. Annigeri RA, Nandeesh V, Karuniya R, Rajalakshmi S, Venkataraman R, Ramakrishnan N. Impact of dialysis practice patterns on outcomes in acute kidney injury in Intensive Care Unit. Indian J Crit Care Med 2016;20:14-20.
  9. Venkataraman R, Ranganathan L, Nirmal V, Kameshwaran J, Sheela CV, Renuka MV, Ramakrishnan N. Height measurement in the critically ill patient: A tall order in critical care unit. Indian J Crit Care Med 2015: 19:665-8.
  10. Venkataraman R, Ranganathan L, Rajnibala V, Abraham BK, Rajagopalan S, Ramakrishnan N. Critical care: Are we customer friendly? Indian J Crit Care Med 2015;19:507-12.
  11. Nayak N M, Madhumitha S, Annigeri R A, Venkataraman R, Balasubramanian S, Seshadri R, Vadamalai V, Rao B S, Kowdle P C, Ramakrishnan N, Mani M K. Clinical utility of urine neutrophil gelatinase-associated lipocalin measured at admission to predict outcomes in heterogeneous population of critically ill patients. Indian J Nephrol. 2016 Mar-Apr;26(2):119-24.
  12. Vadala Rohit, Babu Niranjan, Ramakrishnan Nagarajan. Clinical Prediction of OSA: A Retrospective Study. Indian J Sleep Med 2015; 10: 101-4
  13. Devachandran Jayakumar, Pratheema Kamal, Nagarajan Ramakrishnan. Ulcerative necrosis of the Uvula following endotracheal intubation. Intensive Care Med 2015 Sep;41(9):1713.
  14. Ramakrishnan N, Sriram K, Antibiotic overuse and Clostridium difficile infections: The Indian paradox and the possible role of dietary practices, Nutrition 2015;31(7-8):1052–3.
  15. Phua J et al for the ACME Study Investigators and the Asian Critical Care Clinical Trials Group. Withholding and withdrawal of life-sustaining treatments in Intensive Care Units in Asia. JAMA Intern Med 2015. Mar;175(3):363-71.
  16. Bhuvaneshwari Shankar, D. K. Daphnee, Nagarajan Ramakrishnan, Ramesh Venkataraman. “Feasibility, safety, and outcome of very early enteral nutrition in critically ill patients: Results of an observational study.” Journal of Critical Care. 2015 Jun;30(3):473-5
  17. Niranjan Babu A, Lakshmi Ranganathan, Nagarajan Ramakrishnan. “The Reality of Dreams.” Indian Journal of Sleep Medicine. 2015 Jan – Mar, 10(1): 22-28.
  18. Devachandran J, Pratheema R, Arul E D, Anand R, Ramakrishnan N. Saddle Pulmonary Embolus in a young man with Homocysteinemia. Ind J Resp Care 2015; 4: 575 -7.
  19. Ranganathan Lakshmi, Ramakrishnan Nagarajan. Yoga and Sleep: Is there a scientific link? Indian J Sleep Med 2014; 9:113-8.
  20. Chawla R, Myatra SN, Ramakrishnan N, Todi S, Kansal S, Dash SK. Current practices of mobilization, analgesia, relaxants and sedation in Indian ICUs. A survey conducted by Indian Society of Critical Care Medicine. Indian J Crit Care Med 2014; 18 (9): 575 -84
  21. Victor Daniel Rosenthal et al. International Nosocomial Infection Control Consortium (INICC) report, Data Summary of 43 countries for 2007 -2012. Device Associated Module. American Journal of Infection Control 2014; 42: 942 -56.
  22. Ramesh Venkataraman, Lakshmi Ranganathan, Arun S Ponnish, Babu K Abraham, Nagarajan Ramakrishnan. Funding sources for continuing medical education: An observational study. Indian J Crit Care Med 2014; 18 (8): 513 -517
  23. Purwar S, Venkataraman R, Senthilkumar R, Ramakrishnan N, Abraham B K. Non-invasive ventilation: Are we overdoing it? Indian J Crit Care Med 2014: 18 (8): 503 -507
  24. Reddy NP, Ravi KP, Dhanalakshmi P, Annigeri R, Ramakrishnan N, Venkataraman R. Epidemiology, Outcomes and Validation of RIFLE and AKIN criteria in Acute Kidney Injury (AKI) in critically ill patients: Indian perspective. Ren Fail 2014; 36 (6): 831
  25. Nagarajan Ramakrishnan, D K Daphnee, Lakshmi Ranganathan, S Bhuvaneshwari. Critical Care 24 X 7: But why is critical nutrition interrupted? Indian J Crit Care Med 2014; 18 (3): 18
  26. Anup Bansal, Pavan Yadav, Nagarajan Ramakrishnan. Weight gain in patients with Obstructive Sleep Apnea on Positive Airway Pressure (PAP) Therapy: Myth or Reality? Indian J Sleep Med 2013: 8.4: 151-153
  27. Bansal A, Ponnish AS, Ramakrishnan N. Practical Approach to sleep disordered breathing. Ind J Resp Care 2013; 2: 277 -83.
  28. Ravi KP, Suresh Durairajan, Sankalp Parivar, Ramesh Venkataraman, V Ramasubramanian, N Ramakrishnan. Epidemiology of Intensive Care Unit Infections, and impact of Infectious Disease Consultants in managing resistant infections. American Journal of Infectious Diseases 2013; 9 (2): 30-33
  29. Raja Jayaram, Nagarajan Ramakrishnan. Reimbursement for Critical Care Services in India. IJCCM 2013; 17: 1: 1-8.
  30. Ramakrishnan N, Ranganathan L, Sundaram AK, Charles MI. CPAP therapy in OSA – A gap analysis between recommendation and usage. Indian J Sleep Med 2012; 7.4: 150 -156
  31. Vijay Viswanathan, N Ramakrishnan, S Sunaina, A Vigneswari, K Satyavani. Subjects with Type 2 Diabetes may have Obstructive Sleep Apnea even at lower BMI values. Indian J Sleep Med 2012; 7.2: 45-47.
  32. Ramakrishnan N. Business of Sleep Medicine. Indian J Sleep Med 2010; 5: 1:1-4
  33. Hull RD, Schellong SM, Tapson VF, Monreal M, Samama M, Nicol P, et al. Extended-Duration Venous Thromboembolism Prophylaxis in Acutely Ill Medical Patients with Recently Reduced Mobility: A Randomized Trial. Ann Intern Med. 2010; 153: 8-18.
  34. CoBaTrice Collaboration. The educational environment for training in intensive care medicine: structures, processes, outcomes and challenges in the European region. Intensive Care Med 2009; 35 (9): 1575-83
  35. S Prakash, N Ramakrishnan. Narcolepsy: How common is the tetrad? Indian J Sleep Med 2009; 4 (2): 68-69
  36. Chavda M, Cherian A, Abraham BK, Ramakrishnan N. Medicolegal aspects of organ transplantation in India. IJPP 2009; 11 (2):112
  37. Jayaram R, Ramakrishnan N. Cost of Intensive Care in India. Indian Journal of Crit Care Medicine, 2008; 12: 55
  38. Shneiderman H, Ramakrishnan N. Pretibial Myxoedema, autoimmune thyroid disorders, ophthalmopathy, and generalized myxedema: a confusing mixture. CONSULTANT 2008; 48:387-389
  39. Ariga Padma, Ramakrishnan N, Vinod Narayanan. Management of Sleep Apnea: A dental perspective. Indian J Dent Res, 2007; 18 (4): 210
  40. Bihari S, Ramakrishnan N. A boy with episodic hypersomnolence – a case report. Indian Journal of Sleep Medicine 2007; 2 (3): 109
  41. Ramakrishnan N, Schneiderman H. Artifactual broad complex tachycardia due to parkinsonian tremor. CONSULTANT 2007; 35: 985-89
  42. Bihari S, Rajesh V, Ramakrishnan N. Value of Noninvasive Positive Pressure Ventilation (NPPV) during fiberoptic bronchoscopy. Indian Journal of Bronchology. 2007: 2:123
  43. A Subrahmanyam, T P Ramesh, N Ramakrishnan. Oxygenation of human blood using photocatalytic reaction. ASAIO Journal 2007; 53
  44. Bihari S, Jain N, Ramakrishnan N. Critical Care in India. ICU Management 2006/2007; 6 (4): 38
  45. Raja JR, Ramakrishnan N. Comparison of Critical Care Services in Indian and the UK. ICU Management 2006/2007; 6 (4): 42
  46. Bihari S, Ramakrishnan N. Delayed Sleep Phase Syndrome – A Case report. Indian Journal of Sleep Medicine 2006 (1): 3: 154
  47. JR Raja, BK Abraham, N Ramakrishnan. ICU Telemedicine in India; promises and reality. ICU Management 2005;5 (4):14
  48. Babu K. Abraham, Ramakrishnan N. Early detection of a sick patient. Apollo Hospitals Proceedings. Apr 2004, 02 (2): 47-50
  49. Rajan S, Ramakrishnan N. Acute Respiratory Distress Syndrome: A Comprehensive Review. Apollo Hospitals Proceedings 2003. 01; 03; 47-57
  50. Clermont G, Angus DC, Kalassian KG, Linde-Zwirble WT, Ramakrishnan N, Linden PK, Pinsky MR. Reassessing the value of short-term mortality in sepsis: Comparing conventional approaches to modeling. Crit Care Med 2003; 31: 2627-2633
  51. Kellum JA, Angus DC, Johnson JP, Leblanc M, Griffin M, Ramakrishnan N, Linde-Zwirble WT. Continuous versus intermittent renal replacement therapy: A Meta-analysis. Intensive Care Medicine 2002. 28:29-37
  52. Ramakrishnan N. An update on methods of resuscitation. Resident reporter 1999. 4; 45
  53. Angus DC, Ramakrishnan N. Health Services and outcomes research in critical care. Critical Care and Shock 1998. 2: 109
  54. Ramakrishnan N. One Immigrant’s view: Racism in American. Connecticut Medicine 1995. 59:5:568

Editorials & Consensus guidelines

  • Sharma SK, Katoch VM, Mohan A, Kadhiravan T, El et al for Apnea INOSA Guidelines work group: Indian Initiative on Obstructive Sleep Apnea. Consensus & evidence-based INOSA Guidelines 2014 (first edition). Indian J Med Res 2014; 140 (3): 451 -68
  • Nagarajan Ramakrishnan. Translating intentions to prescriptions: Mind the gap! Indian J Crit Care Med 2014;18:267-8
  • JC Suri, MM Mehndiratta, M Bhatia, P Devnani, J Nagpal, S Kumar, D Bhattacharya, MK Sen, S Mohanraj, M Tripathi, N Ramakrishnan, G Shukla
    Consensus statement on the management of Insomnia (Indian Sleep Disorders Association & Indian Academy of Neurology). Elsevier 2014
  • Ramakrishnan N. Critical Economics of Life and Death: Intense + Expensive Care = Intensive Care? Indian J Crit Care Med 2013; 17: 67-8
  • N C Liew, Y.H. Chang, G. Choi, P. H. Chu, X. Gao, H. Gibbs, C. O. Ho, H. Ibrahim, T. K. Kim, B. Kritpracha, L. H. Lee, L. Lee, W. Y. Lee, Y. J. Li, A. N.Nicolaides, D. Oh, D. Pratama, N. Ramakrishnan, P. A. Robless, G. 30
    Villarama- Alemany, R. Wong. Asian Venous Thromboembolism Guidelines: Prevention of Venous Thromboembolism. Int Angiol 2012; 31: 501 -16
  • B Ray, DP Samaddar, SK Todi, N. Ramakrishnan, George John, Suresh Ramasubban. Quality indicators for ICU: ISCCM Guidelines for ICUs in India. IJCCM 2009. 13; 4: 173
  • R Parakh, VV Kakkar et al. Management of Venous Thromboembolism. JAPI 2007. 5; 49
  • Chawla R, Khilnani GC, Suri JC, Ramakrishnan N, Mani RK, Prayag S, Nagarkar S, Kansal S, Sidhu US, Kumar V. Guidelines for noninvasive ventilation in acute respiratory failure. IJCCM 2006. 10: 2: 117
  • Divatia JV, Baronia AK, Bhagwati A, Chawla R, Iyer S, Jani CK, Joad S, Kamat V, Kapadia F, Mehta Y, Myatra SN, Nagarkar S, Nayyar V, Padhy S, Rajagopalan RE, Ramakrishnan N, Ray B, Sahu S, Sampath S, Todi S. Critical Care delivery in Intensive Care Units in India: Defining the functions, roles and responsibilities of a consultant Intensivist. IJCCM 2006. 10: 1: 53
  • Rajagopalan RE, Arunkumar AS, Bhagwati AM, Divatia JV, Gopalakrishnan R, Kamat VN, Mani RK, Nagaraja P, Prayag S, Ramakrishnan N, Singhi S, Todi SK. Guidelines for the prevention of infections associated with the use of vascular catheters in Indian Intensive. IJCCM 2003
  • Angus DC, Ramakrishnan N. National ICU datasets: Lost at sea without a compass? Crit Care Med 1999. 27; 8: 59
    Non-Peer Reviewed

Case Reports

  • Princess I, Ebenezer R, Ramakrishnan N, Daniel AK, Nandini S, Thirunarayan M A. Melioidosis: An emerging infection with fatal outcomes. Indian J Crit Care Med 2017;21:397-400
  • Ramakrishnan N, Nagesh CN, Nachiappan. Scorpion Sting: An Unusual complication. Apollo Hospitals Proceedings. Jan 2004; 02(1):21-23
  • Ramakrishnan N, Schneiderman H. Necrobiosis lipoidica. Consultant 1996. 36:1011
  • Ramakrishnan N, Parker L. Thrombotic Thrombocytopenic Purpura following influenza vaccination – a brief case report. Connecticut Medicine 1998. 62; 10:587
  • Ramakrishnan N, Schneiderman H. Pretibial myxedema. Consultant 1996. 36:309
  • Ramakrishnan N, Schneiderman H. Pseudoarrhythmia due to tremors. Consultant 1995. 35:1835
  • Ramakrishnan N, Lakshminarayanan S, Schneiderman H. Hemophilic arthropathy. Consultant 1995. 35:8:1177
  • Olofinboba KA, Ramakrishnan N, Schneiderman H. Ectropion. Consultant 1995. 35: 839
  • Schneiderman H, Ramakrishnan N. Dupuytren’s Contracture. Consultant 1995. 35: 673
  • Misra KP, Ramakrishnan N. ECG diagnosis with clinical correlation. The Clinical Practice 1988. 2 (3): 99
  • Misra KP, Ramakrishnan N. ECG diagnosis with clinical correlation. The Clinical Practice 1988. 2 (2): 63
ABSTRACTS

 

  1. Hema Deenadayalan, Lakshmi Ranganathan, Nagarajan Ramakrishnan. Obesity and Sleep – Quantitative or Qualitative problems? Apollo International Clinical Nutrition Update 2017, Mumbai, India
  2. Rohit Vadala, Hema Deenadayalan, Lakshmi Ranganathan, Nagarajan Ramakrishnan. Prevalence of comorbidities during initial presentation of Obstructive Sleep Apnea. Oral presentation. Sleepcon 2017, Coimbatore, India
  3. Varun Byrappa, Babu K Abraham, Ramesh Venkataraman, Nagarajan Ramakrishnan, Ashwin K Mani. Culture Negative Severe Sepsis. Poster presentation, Criticare 2017, Kochi, India
  4. M V Sanjay, Babu K Abraham, R Senthil Kumar, Nagarajan Ramakrishnan, Ramesh Venkataraman. Assessing the Effectiveness of Etco2 in estimation of PLR responsiveness in Shock states. Poster presentation, Criticare 2017, Kochi, India
  5. Rakesh Narayanaswamy, Nagarajan Ramakrishnan, Senthilkumar Rajagopal, Babu K Abraham, Dedeepiya Devaprasad. Comparison of Full Outline of Unresponsiveness Score to Glasgow Coma Scale in Critically Ill Patients. Oral Presentation, Criticare 2017, Kochi, India
  6. Pavandev AS, Sonny Sunny, Lakshmi Ranganathan, Nagarajan Ramakrishnan, Senthilkumar Rajagopal. Usefulness of Pre-MET (Medical Emergency Team) identification and triage in a tertiary care hospital. Poster presentation, Criticare 2017, Kochi, India
  7. Sathya AC, Mrugank M Bhavsar, Lakshmi Ranganathan, Ramesh Venkataraman, Nagarajan Ramakrishnan. ICU readmissions in a tertiary care hospital – A retrospective observational study.  Poster presentation, Criticare 2017, Kochi, India
  8. Yamunadevi V R, Madhumitha R, Samundeeswari, Ramesh V, Ramakrishnan N, Ramasubramanian. CRE Screening: A core infection control measure for critical care unit? Poster presentation, Criticare 2017, Kochi, India
  9. Pratheema Ramachandran, Saravanan A, Lakshmi Ranganathan, Nagarajan Ramakrishnan, Rajagopal Senthilkumar. Are goals of care achieved in tracheostomized patients? Poster presentation. Criticare 2016. Feb 2016
  10. Manohar N M Bhat, Ramesh Venkataraman, Nagarajan Ramakrishnan, Babu K Abraham, Senthilkumar Rajagopalan. Value of routine sonographic screening of IJV to detect catheter related thrombosis in ICU.  Oral presentation. Criticare 2016. Feb 2016
  11. Ankit Gajjar, Rohit Vadala, Bala Prakash, Rajagopal Senthilkumar, Nagarajan Ramakrishnan. Prevention of Venous Thromboembolism: Not in Vain. Poster presentation. Criticare 2016. Feb 2016
  12. Ronak M. Yagnik, Senthilkumar Rajagopalan, Babu. K. Abraham, Nagarajan Ramakrishnan, Ramesh Venkataraman. Prone Ventilation – Is it possible to implement evidence? Poster presentation. Criticare 2016. Feb 2016
  13. Neha Arora, Ramesh Venkataraman, Nagarajan Ramakrishnan, Senthilkumar Rajagopalan, Babu. K. Abraham. Should Cuff leak test be done routinely prior to extubation? Poster presentation. Criticare 2016. Feb 2016
  14. Advait Ingole, Lakshmi Ranganathan, Ramesh Venkataraman, Nagarajan Ramakrishnan, Babu K Abraham. Epidemiology and outcome of H1NI influenza patients requiring intensive care management. Poster presentation. Criticare 2016. Feb 2016
  15. Rajalakshmi Parasuraman, Bhuvaneswari Shankar, Daphnee DK, Ramesh Venkataraman, Nagarajan Ramakrishnan. Feeding the critically ill: Is prone position a hinderance? Accepted for Oral Presentation at Criticare 2015,
    Bangalore
  16. Ramesh Venkataraman, Rajagopal Senthilkumar, Babu K Abraham, Ashwin K Mani, Nagarajan Ramakrishnan. Tele-ICU: 24/7 Close monitoring from a distance. Accepted for presentation at Criticare 2015, Bangalore
  17. Lakshmi Ranganathan, Nagarajan Ramakrishnan, Ramesh Venkataraman. Observation about an observational study. Accepted for oral presentation at Criticare 2015, Bangalore
  18. Krishnamurti Venkateswaran, Ramesh Venkataraman, Babu K Abraham, Rajagopal Senthilkumar, Nagarajan Ramakrishnan. Clostridium Difficile or Clostridium Different in Indian ICUs. Accepted for oral presentation at
    Criticare 2015, Bangalore
  19. Babu K Abraham, Rajagopal Senthilkumar, Ramesh Venkataraman, Nagarajan Ramakrishnan. Impact of Clinical Pharmacist on medication errors in the Critical Care Unit. Accepted for oral presentation at Criticare
    2015, Bangalore
  20. Sakthivel Murugesan, Rama Menon, Rajagopal Senthilkumar, Nagarajan Ramakrishnan. Blood transfusion practices in critical care unit. Accepted for poster presentation at Criticare 2015, Bangalore
  21. Amit Kulkarni, Nagarajan Ramakrishnan, Ramesh Venkataraman. Renal Replacement practices in Acute Kidney Injury in a multidisciplinary tertiary critical care unit. Accepted for poster presentation at Criticare 2015,
    Bangalore
  22. Duraipandian Ravivarma, Nagarajan Ramakrishnan, Babu K Abraham, Ramesh Venkataraman. Incidence and reasons for fluid overload in patients admitted with shock. Accepted for poster presentation at Criticare 2015,
    Bangalore
  23. P. A. Prakkash, Senthilkumar Rajagopal, V Dedeepiya Devaprasad, Yogesh Vaghela, Nagarajan Ramakrishnan. Therapeutic Hypothermia: A cool concept with hot results. IJCCM 204: 18 (Supl 1): S11
  24. Nagarajan Ramakrishnan, Vipin Nirmal, Kameshwaran J, Sheela CV, Renuka MV, Lakshmi Ranganathan. Height measurement in the Critical Care Unit: Is there a gold standard? IJCCM 204: 18 (Supl 1): S38
  25. Nagarajan Ramakrishnan, Pratheema R, Daniel T Kurian, Rema Menon, Ramesh Venkataraman. Therapeutic plasma exchange practices in the Intensive Care Unit. IJCCM 204: 18 (Supl 1): S8
  26. Senthilkumar R, Archana C, Dhanalakshmi P, Ramesh Venkataraman, Nagarajan Ramakrishnan. Patients discharged against medical advice (AMA) – What happens to them? IJCCM 204: 18 (Supl 1): S13
  27. Yogeshkumar Vaghela, Lakshmi Ranganathan, Ramasubramaniam V, Ramesh Venkataraman, Nagarajan Ramakrishnan. Appropriateness and de-34 escalation of empiric antibiotic therapy in the Intensive Care Unit. IJCCM
    204: 18 (Supl 1): S62
  28. Ramakrishnan N, Bansal A, Dhanalakshmi P, Venkataraman R. Scoring systems and mortality prediction in ICU: Time to standardize SMR. Crit Care Med 2013: 41: 12 (Suppl): 620
  29. Ramakrishnan N (On behalf of DETECT DVT Investigators). Prophylaxis and incidence of symptomatic DVT in Indian patients with sepsis – DETECT DVT Registry. Care Med 2013: 41: 12 (Suppl): 1014
  30. Shankar B, Daphnee D, Dhanalakshmi P, Ramakrishnan N. Early goal directed nutrition support: Does it impact outcome in critically ill patients? Clinical Nutrition 2013: 32 (S1); S127. Presented in ESPEN 2013, Leipzig
  31. Anup Bansal, Amar Vedamurthy, Nagarajan Ramakrishnan. Influence of Intensive Care Unit Environment on Perceived Sleep Quality & Daytime Sleepiness. Presented in Sleepcon 2013, New Delhi
  32. Dhanalakshmi P, S Senthil Kumar, Lakshmi Ranganathan, Ramesh Venkataraman, N Ramakrishnan. Glycemic Control – Is India sweeter and safer? Presented in Criticare 2013, Kolkata, India
  33. Sujith M Thomas, Siddhartha Reddy K, Dhanalakshmi P, Ramesh Venkataraman, Nagarajan Ramakrishnan. Elderly in ICU: how well do we
    treat them? Presented in Criticare 2013, Kolkata, India
  34. Anup Bansal, Amar Vedamurthy, Nagarajan Ramakrishnan. Patient Perception of Sleep Quality and Factors Contributing to Sleep Disruption in the Intensive Care Unit (ICU). Presented in Criticare 2013, Kolkata, India
  35. Lakshmi Ranganathan, Ramesh Venkataraman, Arun Ponnish, Babu K. Abraham, N. Ramakrishnan. Continued Medical Education- Whose Money is it Anyway? Presented in Criticare 2013, Kolkata, India
  36. Bhuvaneshwari S, Daphnee D, Ranganathan L, Venkataraman R, Ramakrishnan N. Parenteral Nutrtition Practices: Beyond Gut Feeling? Clinical Nutrition 2012. Vol 7 (Suppl 1); 118
  37. Ramakrishnan N, Ranganathan L, Isabel M, Ponnish A, Ranganathan L. Sleep Medicine in India: Are patients better informed than referral physicians. CHEST 2012; 142: 1069A
  38. Ramakrishnan N, Ranganathan L, Kalyanasundaram A, Isabel M. CPAP for OSA: Do patients follow the advice? Presented at SLEEPCON 2012, Chandigarh, India
  39. Ramakrishnan N, Ranganathan L, Ponnish A S, Isabel M. Peripheral Arterial Tonometry: Is it a reliable alternative to diagnose OSA? Presented at SLEEPCON 2012, Chandigarh, India
  40. Vijay Viswanathan, Ramakrishnan N, Sunaina S, Vigneswari Aravindalochanan, Satyavani Kumpatia. Subjects with type 2 diabetes may have obstructive sleep apnea even at lower BMI values. Presented at the Research Society for the study of Diabetes in India (RSSDI), Mumbai, November 2011
  41. Sureshkumar D, Ramasubramaniam V, Ramakrishnan N. Knowledge, Attitudes and Perceptions of Intensive Care Physicians towards nosocomial infections – a report. Accepted for presentation at the first annual 36 conference of Clinical Infectious Diseases Society of India (CIDSI) to be held in August 2011
  42. Shankar B, Daphnee D, Ranganathan L, Ramakrishnan Nagarajan. Early Enteral Nutrition – Translating Guidelines to Practice. Clinical Nutrition 2011. Vol 6 (S1): 124
  43. Shankar B, Daphnee D, Ranganathan L, Ramakrishnan Nagarajan. Critical Care 24 X7, but why is Critical Nutrition interrupted? Clinical Nutrition 2011. Vol 6 (S 1): 24
  44. Routray PK, Venkataraman R, Abraham BK, Ramakrishnan N. Is recombinant Factor VII a overused in critically ill patients? IJCCM Jan 2011; 15 (Suppl 1): S17
  45. Purwar S, Venkataraman R, Senthilkumar R, Ramakrishnan N. Non-invasive Ventilation: Are we overdoing it? IJCCM Jan 2011; 15 (Suppl 1): S25
  46. Bhuvaneshwari S, Daphnee DK, Ranganathan L, Ramakrishnan N. Value of Nutritional Assessment on admission to Critical Care Unit. IJCCM Jan 2011; 15 (Suppl 1): S21
  47. Venkataraman R, Ranganathan L, Rajnibala V, Abraham BK, Ramakrishnan N. Critical Care: Are we customer friendly? IJCCM Jan 2011; 15 (Suppl 1): S22
  48. N Ramakrishnan, S Bhuvaneshwari, R Venkataraman, B Abraham. Are we feeding our critically ill patients appropriately? Accepted for presentation at 30th International Symposium in Critical Care Medicine to be held in Brussels, March 2010
  49. PK Reddy, KP Ravi, R Venkataraman, R Annigeri, BK Abraham, N Ramakrishnan. Acute Kidney Injury: Occurrence and impact on outcome. Presented in Criticare 2010, Annual Conference of Indian Society of Critical Care Medicine
  50. S Purwar, KP Ravi, R Venkataraman, V Ramasubramanian, BK Abraham, N Ramakrishnan. Antibiotic prescription patterns in a open tertiary critical care unit. Presented in Criticare 2010, Annual conference of Indian Society of Critical Care Medicine
  51. M Chavda, R Venkataraman, BK Abraham, N Ramakrishnan. Acinetobacter infections in ICU: Epidemiology, risk factors and sensitivity patterns. Presented in Criticare 2010, Annual conference of Indian Society of Critical Care Medicine
  52. Kavita K, Devaprasad D, Rajagopal M, Venkataraman R, Ramakrishnan N. Toxic Epidermal Necrolysis – More than skin deep. Presented in Criticare 2010, Annual conference of Indian Society of Critical Care Medicine (2010)
  53. Venkataraman R, Janardhanam A, Abraham BK, Porchelvan S, Ramakrishnan N. Medical Simulation is a useful additive tool for teaching Advanced Life Support. Submitted for presentation in annual conference of Society for Simulation in Healthcare (2010)
  54. Ramakrishnan N, Bhuvaneswari S, Venkataraman R, Abraham BK. Are we feeding our critically ill patients appropriately? Submitted for presentation in 30th International Symposium of Intensive Care & Emergency Medicine, Brussels (2010)
  55. K. P. Ravi, P.K. Reddy, R. Venkataraman, V. Ramasubramaniam, B.K.Abraham, N.Ramakrishnan. Sensitivity & Resistance: Does East meet West? Int Care Med 2009. 35 Suppl 1. S267: 1039
  56. Ramakrishnan N, Bihari S, Senthilkumar R, Abraham BK. Is epidemiology of Catheter Related Blood Stream Infections (CRBSI) in India different? Accepted for presentation at the ESICM Congress, Berlin, 2007
  57. Ramakrishnan N, Chavda M, Senthilkumar R, Abraham BK. Is Procalcitonin level a useful tool for early diagnosis of bacterial sepsis? Accepted for presentation at the ESICM Congress, Berlin, 2007
  58. Ramakrishnan N, Bihari S. Quality of sleep in Information Technology (IT) professionals in India: Business Processes outsourced (BPO) or Sleep processes outsourced? Sleep and Biological Rhythms 2007. 5: A 89: PO305
  59. Ramakrishnan N, Bihari S. Quality of sleep in nurses working on rotating shifts in an Intensive Care Unit (ICU). Sleep and Biological Rhythms 2007. 5; A 23: PO076
  60. Nikhilesh J, Nandeesh V, Ramprasad M, Annigeri RA, Subbarao B, Prakash KC, Abraham BK, Ramakrishnan N. Outcome predictors in Acute Renal Failure cohorts on renal replacement therapy. Souvenir, Criticare 2007. Pg 238
  61. Nikhilesh J, Joshi V, Abraham BK, Ramakrishnan N. Outcomes in Sepsis: Does age really matter? Souvenir, Criticare 2007. Pg 250 (Won the award for the best poster in the 13th Annual Congress of Indian Society of Critical Care Medicine)
  62. Akila J, Abraham BK, Ramakrishnan N. MET the expectations of staff; What about patients? Presented in XII Annual Conference of Indian Society of Critical Care Medcine, Criticare 2007.
  63. J Nikhilesh, C Anita, BK Abraham, Ramakrishnan N. Intra-aortic balloon pump in cardiogenic shock; Intensivist’s perspective. Ind Heart Journal 2006. 58; 494
  64. Nikhilesh J, Uma T, Abraham BK, Ramakrishnan N. Recombinant factor VIIa (rfVIIa) in non- trauma settings: Holy grail for bleeding in critical care unit (CCU)? Souvenir, Criticare Chennai 2006, A25; 21
  65. Nikhilesh J, Uma T, Abraham BK, Ramakrishnan N. From Penicillin resistance to Meropenem resistance: Where are we heading? Souvenir, Criticare Chennai 2006, A24; 20
  66. Raja JR, Abraham B, Ramakrishnan N. ICU SANS Frontiers: Role of telemedicine in critical care environment in a developing country. Intensive Care Medicine 2005, 31 (Suppl 1): 802:S207
  67. L Ramanathan, Rajadurai, N Ramakrishnan, B K Abraham. Usefulness of an airway assessment score in predicting difficult airway in critical care set up. Scientific Proceedings and Souvenir, Hillcon 2005, 21: 196
  68. N Ramakrishnan, BK Abraham, JR Raja. Medical Emergency Team: ICU Sans Frontiers. Presented at the 9th Congress of the WFSICCM, Buenos Aires, Argentina
  69. B Abraham, J Raja, N Ramakrishnan. Serum Cholesterol level: Is it a maker of sepsis? Critical Care 2005, 9(Suppl 1): P151:S64. 23. B Abraham, M Mohan, J Raja, N Ramakrishnan. Activated protein C in sepsis: an
    Indian experience. Critical Care 2005, 9(Suppl 1): P195:S83
  70. Raja JR, Prabhakar R, , Nagesh CN, Abraham BK, Raja JR, Jain N, Nachiappan R, Ramakrishnan N. Bedside tracheostomy in ICU: A quality care initiative. Presented at 2nd annual Asia Pacific Center of Excellence in Critical Care Meeting, July 2004. (Won award for best poster presentation)
  71. Raja JR, Ramakrishnan N, Abraham BK. Hypocholesterolaemia as a marker of sepsis. Presented at 2nd annual Asia Pacific Center of Excellence in Critical Care Meeting, July 2004
  72. Madhubashini M, Abraham BK, Ramakrishnan N. A single center experience with Activated Protein C in sepsis. Presented at 2nd annual Asia Pacific Center of Excellence in Critical Care Meeting, July 2004
  73. Nagesh CN, Raja JR, Abraham BK, Ramakrishnan N. Role of tracheal gas insufflation as an adjunctive therapy in hypercapnoeic respiratory failure. Presented at 2nd annual Asia Pacific Center of Excellence in Critical Care Meeting, July 2004
  74. Madhubashini M, Janardhanam A, Nagesh CN, Ramakrishnan N. Novel therapies in Sepsis:Does East meet West? Indian J Crit Care Med. Sep 2003; 7: 3
  75. Nagesh CN, Raja JR, Ramakrishnan N. Tracheal gas insufflation in respiratory failure: A breath of fresh air? Indian J Crit Care Med. Sep 2003; 7: 3
  76. Raja JR, Ramakrishnan N. Is there life on MARS? Indian J Crit Care Med. Sep 2003; 7: 3
  77. John A Kellum, Martine Leblanc, Derek C Angus, Walter T Linde-Zwirble, John P Johnson, Nagarajan Ramakrishnan. Continuous versus intermittent renal replacement therapy: Is there a difference in survival? Critical Care Med 1999
  78. Clermont G, Angus DC, Linde-Zwirble WT, Griffin M, Ramakrishnan N, Fine MJ. Acute organ dysfunction is not a proxy for long-term morbidity.
    Chest 1998. 114(4): 272 S
  79. Ramakrishnan N, Angus DC, Clermont G, Linde-Zwirble WT, Fine MJ, Pinsky MR. Tracing original data for meta-analyses: Is it possible? Am J Resp Crit Care Med 1998. 157(3): A300
  80. WT Linde-Zwirble, G Clermont, DC Angus, N Ramakrishnan, MB Coleman, R Newbold III. Trends in hospitalized pneumonia- relevance to resource allocation. Crit Care Med 1998. 26; 1:A110
  81. Nagarajan Ramakrishnan, G Clermont, WT Linde-Zwirble, DC Angus, MR Pinsky. Can discharge ICD-9 codes be used to identify organ failure in critically ill patients? Chest 1997. 112; 2:100S
  82. Gilles Clermont, MS Roberts, DC Angus, WT Linde-Zwirble, MB Coleman, N Ramakrishnan, RC Newbold III, MR Pinsky. A cost analysis of inhaled nitric oxide in the treatment of neonatal hypoxemic respiratory failure. Intensive Care Med 1997. 23; S19: 219
  83. Nagarajan Ramakrishnan, G Clermont, DC Angus, WT Linde-Zwirble, MR Pinsky. Hidden information in sepsis mortality: the case for the time constant to death. Intensive Care Med 1997. 23; S52: 339
  84. Nada Zecevic, Harold Yamase, Nagarajan Ramakrishnan, Barbara Ehrlich, W. David Hager, Frank Messineo. Ultrastructural morphometric analysis of myocytes in non-ischemic cardiomyopathy JMCC 1996. 28; 6:A200
RESEARCH GRANTS

Projects completed

  • Primary investigator: Inflammatory markers as predictors of outcome in community-acquired pneumonia
  • Co-investigator: International comparisons of critical care outcome and resource use in patients with respiratory failure
  • Co-investigator: Analysis of cost and outcome of severe community-acquired pneumonia’, Amgen Inc.
  • Site Co-investigator: Double-blind, randomized, placebo-controlled, parallel-group, multi-center study of the safety and efficacy of intravenous taurolidine in septic patients’, University of Pittsburgh
  • Site Co-investigator: Neuro Endocrine Suprression Trial (NEST) study, University of Connecticut
  • Primary Investigator: Evaluating serum cytokine patterns in community-acquired pneumonia and exploring their relationship to outcome and hospital resource use. Funded by University Anesthesiology and Critical Care Medicine research fund, University of Pittsburgh

Current Grants

  • National Coordinator, ‘Detect DVT’ Observational Study
  • Steering Committee, MOSER Study on Epidemiology of resistant infections
    in ICUs in India, Project funded by Indian Society of Critical Care Medicine
  • Steering Committee, Indian Intensive Care Case Mix and Practice Patterns Study (INDICAPS), Project funded by Indian Society of Critical Care Medicine
  • Primary Investigator in India for SAVE Study, a multicenter global study to evaluate effectiveness of CPAP in moderate sleep apnea to reduce cardiovascular morbidity & mortality
  • Co-Investigator, “Effective of Human Simulation for ACLS training in India. Grant awarded by Laerdal foundation
  • Primary Investigator of ongoing Industry sponsored clinical research trials in Critical Care Medicine at Apollo Hospitals. Details with held for confidentiality purposes
  • Primary Investigator of ongoing Industry sponsored clinical research trials in Sleep Medicine at Nithra Institute of Sleep Sciences. Details with held for confidentiality purposes
COMMUNITY EDUCATION INITIATIVES & PUBLICATIONS
  • Authored a book “Thookkam – Prachnaigal, Theervugal” (Tamil) to educate the public about Sleep related problems
  • Public education program entitled “Save a Life, Give a Life” (SAGA) offered through TACT Academy for Clinical Training (TACT)
  • Authored a book “ICU- Ulle nadappadhu Enna” (Tamil) to educate the public about ICU
  • Regular meetings organized by ‘Nithra Support Group’ to promote awareness on importance of sleep on health
  • Invited public education lectures in healthcare feature of ‘AVM’s Mangaiyar Choice’ program which has a large audience and has successfully completed over 1000 shows on SUN TV, a popular Indian Television Network that is broadcast worldwide
  • Series in Tamil Monthly magazine (Mangayar Malar) to educate the public on issues relating to organ donation
  • Articles to promote awareness on sleep problems published in popular Tamil and English newspapers and magazines in India
  • Invited as speaker to address various aspects of healthcare by companies & various organizations