Doctor Profile

• Tropical Pancreatitis
• Hepatitis B & C
• NAFLD
• GERD & Tuberculosis

• Expert of Experts in the Task Force, ICMR
• Chairman, Institutional Research Committee
• Member, Institutional Ethics Committee

• Ex-Head of Gastroenterology, Medical Education Unit, Kerala
• Ex- Dean, Faculty of Medicine, University of Kerala (2009-2011)
• Ex -Director, Clinical Epidemiology Research and Training Centre, affiliated to the Global Network of INCLEN at Medical College, Trivandrum (2003-2006)
• Ex-Course Coordinator, Global Health Program for students from Karolinska Institute, Stockholm, Sweden (1996 to 2006)
• Ex-Coordinator, Linnaeus Palme Exchange Program for students and faculty from Medical College, Trivandrum (2001 to 2006)
• Currently, member in the planning committee, school of Health Policy and Research Cell of Kerala University of Health Sciences.
• Developed Task Force Document on Health vision Kerala 2025 and Health Policy Draft in 2014 for Ministry of Health Govt. of India and Kerala
• Ex- State Coordinator for communicable diseases
• Member of the state for Modernizing in Government program, drug formulary, biomedical waste disposal for Health care and European Health Commission Projects and UNFPA projects.
• Member in the Macroeconomics Project under Ms. Sujatha Rao and Primary Health Care Reforms
• Implementing officer for the Telemedicine Unit in Trivandrum Medical College
• Lead investigator in (i) the Trivandrum Tobacco study (male Cohort of 400, 000 subjects) supported by NIH & University of Oxford (ii) GERD & gut microbiota supported by Karolinska University, (iii) Non-alcoholic fatty disease supported by NHS and (iv) Nutrition supported by IARC, WHO unit, Lyon. 
• Conducted more than 50 Seminars, symposia and conferences for the health professionals and gastroenterologists        
• Executive Director of the NGO, Population Health and Research Institute coordinating 7 studies in the community 
• Dr Sushila Nayyar HEPATOLOGY Oration Awarded by IMA Nagpur in 2014 
• Dronacharya Awards, Hepatology Awarded by Integrated Health and Wellbeing (IHW) Council and media partner CNN News18
• Guide for PhD program: Two students guided in this centre.
• OmnicurisDronacharyaHepatology Excellence Awards 2019 
• Best Gastroenterologist India Award by Economic Times 2021 
• Poster award at National Conference ISG 2023 Bengaluru 
• Poster award at INASL Meeting at Bhubaneshwar 2023
• Faculty and Poster presentation (clinical) ; Awarded 1^st Prize-32^nd Annual Scientific Meeting of Indian National Association for study of the Liver 7^th -10^th August ,2024 at Kochi, Kerala 
• Faculty and Poster presentation in the paper session (Liver) ISGCON 2024 held from 4^th -7^th December ,2024-65^th Annual Conference of Indian Society of Gastroenterology
• Poster presentation in the paper session (Luminal) ISGCON 2024 held from 4^th -7^th December ,2024- 65^th Annual Conference of Indian Society of Gastroenterology  
• Faculty in the AIG LIVE 2024 held from 19^th to 21^st September 2024 at Hyderabad 
• Faculty, 6^th Decision Reasoning Innovation & Learning in Liver Diseases 2025 held on 7^th – 8^th June 2025 at New Delhi 
• Faculty , AIG IBD SUMMIT 2025 held on 25^th to 27^th April 2025, Organised by: AIG Hospitals, Hyderabad 
• The Liver week 2025, held from may 29 to 31, 2025 at the Hwabaek International Convention Centre (HICO), Gyeongju, Korea
• Faculty, Obesity Master class, held at Hyatt Regency, Trivandrum on 23^rd November, 2025
• AIG Liver Conclave -2025 26^th -27^th September 2025, AGI Hospital, Hyderabad 
• Research Ethics and Good Clinical Practice held by Institutional Ethics Committee and Department of Community Medicine on 21^st May 2026.
• ‘Faculty in the “Endoscopy Premier League 2026” (EPL 2026), held from 17^th April to 19^th April 2026, at Hotel Pullman, Aerocity , New Delhi 
• Delegate in DRILLS 2023 at New Delhi on 3^rd – 4^th June 2023

Title	Name of Journal / Book	Publication Details (Year, Volume, Page No. etc.)	Authorship (1st / 2nd / Other)	State / Regional / National / International	Indexed in
Hepatitis B virus subgenotype A1 predominates in liver disease patients from Kerala,India.	World J Gastroenterol	2013, 19:9294-306	Third	International	PubMed
Metadoxine Versus Placebo for the Treatment of Non-alcoholic Steatohepatitis: A Randomized Controlled Trial.	J Clin Exp Hepatol	2016,4:94-100	First	International	PubMed, Scopus, Web of Science
Routine diagnosis of intestinal tuberculosis and Crohn's disease in Southern India.	World J Gastroenterol	2014, 20:5017-24	Second	International	PubMed
Faecal calprotectin levels differentiate intestinal from pulmonary tuberculosis: An observational study from Southern India	United European Gastroenterol J.	2014, 2:397-405.	Second	International	PubMed, Scopus
High faecal calprotectin levels in intestinal tuberculosis are associated with granulomas in intestinal biopsies.	Infect Dis (Lond).	2015, 47:137-43	Second	International	Embase, PubMed, Scopus
A Risk Matrix Model for the Prediction of Intestinal Tuberculosis and Differentiation from Crohn’s Disease	Austin J Gastroenterol.	2015; 2: 1052-56.	Second	International
Prevalence of gastro-esophageal reflux disease and its risk factors in a community-based population in southern India.	BMC Gastroenterol.	2016, 15;16:36	Other	International	Embase, PubMedCentral, Scopus, ProQuest,
Million Death Study Collaborators HIV mortality and infection in India: estimates from nationally representative mortality survey of 1.1 million homes.	BMJ.	2010,340 doi: 10.1136/bmj.c621.PMID:20179131	Other	International	PubMed, Web of Science
RGI-CGHR Investigators A nationally representative case-control study of smoking and death in India.	N Engl J Med	2008,358(11):1137-47	Other	International	PubMed
Cohort profile: the Trivandrum non-alcoholic fatty liver disease (NAFLD) cohort.	BMJ Open	2019;9:e027244.	Other	International	PubMed, Web Of Science
Association of Helicobacter pylori infection with gastroesophageal reflux disease.	Arch Med Health Sci	2016, 4:22-5	Other	National	DOAJ, Index Copernicus
Periodontal disease and Helicobacter pylori infection: a community-based study using serology and rapid urease test.	J Investig Clin Dent	2016, 7:37-45. 2	Other	National	Medline
A clinical study on nimesulide hepatotoxicity.	Int J Res Med Sci	2018;6:3523-6.	Other	National	Index Copernicus
INASL Guidelines on Management of Hepatitis B Virus Infection in Patients receiving Chemotherapy, Biologicals, Immunosupressants, or Corticosteroids.	J Clin Exp Hepatol.	2018. 8(4):403-431.	Other	International	PubMed, Scopus, Web of Science
INASL Position Statements on Prevention, Diagnosis and Management of Hepatitis B Virus Infection in India: The Andaman Statements.	J Clin Exp Hepatol.	2018, 8(1):58-80.	Other	International	PubMed, Scopus, Web of Science
INASL – FOGSI Position Statement on Management of Liver Diseases in Pregnancy	.J Clin Exp Hepatol.	2019, 9:383-406.	Other	International	PubMed, Scopus, Web of Science
Diet and inflammatory bowel disease: The Asian Working Group guidelines.	Indian J Gastroenterol.	2019, 38(3):220-246.	Other	National	Index Medicus, Medline & Excepta Medica
Prescribing Pattern of Non-Steroidal Anti-Inflammatory Drugs In Out Patients of Orthopedic Departments of Secondary and Tertiary Health Care Setting.	J of Evolution of Medical and Dental Sciences	2015; 4: 11824-11833,	Second	National	Web of Science, IndexCopernicus
Adverse Events of NSAIDs and Risk Factors for Adverse Effects.	J of Evolution of Medical and Dental Sciences	2015; 4: 12870-12879,	Second	National	Web of Science, IndexCopernicus
Pattern of use of gastroprotective agents along with anti–inflammatory and analgesics drugs.	J Evolution Med Dent Sci	2016;5 :50-54	Second	National	Web of Science, IndexCopernicus
Second hand smoke exposure in pregnancy and the risk of still birth –a case control study in a tertiary care centre in Kerala	JMSCR	2019, 07:990-996	other	National	Index Copernicus, Google Scholar
The Evaluation and Use of a Food Frequency Questionnaire Among the Population in Trivandrum, South Kerala, India	.Nutrients	2020, 12, 383-	Senior author	International	Embase, PubMed, Scopus
Hyperleptinemia - an independent predictor of metabolic syndrome in the adult population in Kerala, India	Int J Res Med Sci.	2016 ;4(9):3988-3992	Other	National	Index Copernicus
Endoscopic and histopathological study of gastroesophageal reflux disease (GERD)	Global Journal For Research Analysis	2016, 5:issue 9	Other	National	Cross Ref, Index Medicus, Google Scholar
A study on prevalence and progression of Barrett’s esophagus	Journal of Scientific Research,	2016, 5, Issue : VIII,	Other	National	-
Relationship between leptin and markers of insulin resistance among obese subjects in Kerala, South India – A case control study.	Biomedicine	2015; 35(2): 200-204	Other	Int	Scopus, Excerpta Medica, Ind Med
Gender differences in circulating leptin levels and its association with adiposity	Int J Sci Res	2016; 5(8):26-28. ISSN 2277-8179	Other	Int	Index Medicus, Google Scholar Research Gate, PubMed, Crossref
Alcohol consumption and its association with biosocial risk factors and lifestyle morbidity: A large population-based study.	Journal of Clinical and Experimental Hepatology	DOI: https://doi.org/10.1016/j.jceh.2023.07.371	others	National	Cross Ref, Index Medicus, Google Scholar
Epidemiological, clinical and therapeutic strategy in hepatocellular carcinoma (HCC) in Kerala, South India	Journal of Clinical and Experimental Hepatology	DOI: https://doi.org/10.1016/j.jceh.2023.07.268	2nd	National	Cross Ref, Index Medicus, Google Scholar
Pattern of chronic hepatitis B infection, therapeutic strategy and natural history in Kerala, S India	Indian Journal of Gastroenterology	DOI: https://doi.org/10.1016/j.jceh.2023.07.244	1st	National	Cross Ref, Index Medicus, Google Scholar
Population Based screening strategy of Liver Stiffness Using Fibroscan in a Transition Society of South Kerala, India	Journal of Clinical and Experimental Hepatology	DOI: https://doi.org/10.1016/j.jceh.2023.07.267	1st	National	Cross Ref, Index Medicus, Google Scholar
Consensus statements on the role of proton pump inhibitors in the prevention of gastrointestinal injuries associated with aspirin .	Indian Journal of Gastroenterology	Page No: S147 Vol:42[Supplement 2] December 2023	1st	National	Cross Ref, Index Medicus, Google Scholar
Decompensation as the presenting feature of cirrhosis at first visit and their determinants	Indian Journal of Gastroenterology	Page No: S197 Vol:42[Supplement 2] December 2023	other	National	Cross Ref, Index Medicus, Google Scholar
Prospective study on sarcopenia and survival among cirrhosis with or without decompensation	Indian Journal of Gastroenterology	Page No: S 200 Vol:42[Supplement 2] December 2023	other	National	Cross Ref, Index Medicus, Google Scholar
Metabolic dysfunction associated steatotic liver disease in the Trivandrum population cohort in S Kerala , India	Indian Journal of Gastroenterology	Page No: S 210 Vol:42[Supplement 2] December 2023	1st	National	Cross Ref, Index Medicus, Google Scholar
Time trends and clinical pattern of tropical pancreatitis in a single tertiary centre, South India	Indian Journal of Gastroenterology	Page No: S 230 Vol:42[Supplement 2] December 2023	1st	National	Cross Ref, Index Medicus, Google Scholar
Natural history and sequele of tropical pancreatitis in S Kerala, India	Indian Journal of Gastroenterology	Page No: S 231 Vol:42[Supplement 2] December 2023	2nd	National	Cross Ref, Index Medicus, Google Scholar
Predictors of fibrosis, clinical events, and mortality in MASLD: Data from the Global-MASLD study	Hepatology	H2025 Nov 13	Other	International	Pumed
Global performance of non-invasive tests in MASLD: Insights from the G-MASLD study.	Hepatology	2025 Oct 8	Other	International	Pumed
Diagnostic Accuracy of Noninvasive Tests for Metabolic Dysfunction-associated Steatotic Liver Disease Across Age, Type 2 Diabetes, and Obesity Subgroups: A Multinational Study	Clin Gastroenterol Hepatol.	2026 Jan 29:S1542-3565(26)00044-3.	Other	International	Pumed
Community Participation: A Strategy for Hepatitis B Prevention in S India: Success Story	Journal of Gastroenterology and Hepatology	2026	1st	International	Pubmed
Deep Ulcers at Index Colonoscopy Are Associated With Risk of Early Relapse in ulcerative Colitis	Journal of Gastroenterology and Hepatology	2026	1st	International	Pubmed
Irritable Bowel Syndrome and Gastro-Esophageal Reflux Disease Coexist: A Population Cohort Study	Journal of Gastroenterology and Hepatology	2026	1st	International	Pubmed
Epidemiological Features, Diagnosis, and anagement of Hepatocellular Carcinoma (HCC) in Kerala, South India	Journal of Gastroenterology and Hepatology	2026	1st	International	Pubmed
Mass Vaccination With Community Participation: Successful Strategy for Hepatitis B Prevention in South India	Journal of Gastroenterology and Hepatology	2026	1st	International	Pubmed
Prevalence and Risk Factors for Gall Stones in South India: A Population Cohort Study	Journal of Gastroenterology and Hepatology	2026	1st	International	Pubmed
Haptoglobin genotypes and their association with metabolic risk factors and liver stiffness among non alcoholic fatty liver disease (NAFLD): a population nested case control study	Journal of Clinical and Experimental Hepatology	Volume 14, Supplement 1, 2024, 102254	1st	International	Pubmed
Adoption of the New Nomenclature of Metabolic Dysfunction-Associated Steatotic Liver Disease (MASLD) by the Indian National Association for Study of the Liver (INASL): Implications for the INASL Guidance Paper on NAFLD	Journal of Clinical and Experimental Hepatology	Volume 15, Issue 5, September–October 2025, 102590	Other	International	Pubmed
Clinical Profile, Precipitating Events, and Outcomes of Acute-on-Chronic Liver Failure (ACLF) and Decompensations in Chronic Liver Disease: A Retrospective Study	Journal of Clinical and Experimental Hepatology	Volume 15, Supplement 1, 2025, 102820	2nd	International	Pubmed
Cross-sectional study on clinico-pathological profile and outcomes of severe hepatitis A outbreak in India	Journal of Clinical and Experimental Hepatology	Volume 15, Supplement 1, 2025, 103047	Other	International	Pubmed
Assessment of Liver Frailty Index in patients with chronic liver disease	Journal of Clinical and Experimental Hepatology	Volume 15, Supplement 1, 2025, 102798	2nd	International	Pubmed
Can Thyroid Function Predict Fibrosis in MAFLD	Journal of Clinical and Experimental Hepatology	Volume 15, Supplement 1, 2025, 102877	2nd	International	Pubmed
Survival and its determinants in a large cohort of cirrhosis in a tertiary care centre in India	Journal of Clinical and Experimental Hepatology	Volume 14, Supplement 1, 2024, 102056	1st	International	Pubmed
Trivandrum cohort of metabolic dysfunction associated steatotic liver disease	Journal of Clinical and Experimental Hepatology	Volume 14, Supplement 1, 2024, 102228	2nd	International	Pubmed
Preventive hepatology strategy of Population screening for liver stiffness using Fibroscan among diabetes mellitus: Nested case control study in a Transition Society of South Kerala, India	Journal of Clinical and Experimental Hepatology	Volume 14, Supplement 1, 2024, 102149	2nd	International	Pubmed

Topic	Guest lecture / oral presentation / poster presentation / Convener of workshop	Name of the event	Conference / CME / Workshop	Venue	Dates	Level
Long term follow up and natural history of tropical pancreatitis	Posters of Excellence	United Gastroenterology Week	International conference	Barcelona Spain  2015	2015	International
The prevalence , prognosis and outcome of SIRS, sepsis and severe sepsis in patients with cirrhosis of liver	Poster presentation	United Gastroenterology Week	International conference	Barcelona Spain  2015		International
Smoking, drinking ,adiposity and mortality in the Trivandrum Urban/ rural tobacco study	Poster Presentation	World Conference of Epidemiology	International conference	Saithamo, Japan 2017		International
Imaging profile of hepatocellular carcinoma ( HCC ) in Kerala, South	Poster Presentation	Asia Pacific Association of Study of liver disease	Conference	Delhi , India 2018		International
Pattern of chronic hepatitis B and modalities of treatment in Kerala , South India	Poster Presentation	World Congress of Gastroenterology	Conference	Isthambul, Turkey 2019		International
Population Based Study of Liver Stiffness Using Fibroscan in a Transition Society of South Kerala,India:	Poster Presentation	World Congress of Gastroenterology	Conference	Isthambul, Turkey 2019		International
Difficult to treat chronic diarrhea	Guest Lecture	North East Gastroenterology. Conference	Conference	Gawahati Assam 2020		National

• International Liver Cancer Course 2024 & 3^rd National Conference of STII-28^th & 29^th September,2024,New Delhi
• Hepatitis B Eradication Mission 28^th July 2024. The Kalinga Gastroenterology Foundation Cuttack 
• “Digital Oral Presentation” session at AIG IBD SUMIT 2025, held on 25^th  -27^th April 2025 at Hyderabad 
• International Conference-Recent Advances in Molecular and Translation Research in MASLD –Delhi Pharmaceutical Science and Research University 25^th – 26^th August 2025
• “Recent Advances in Addiction Behaviour-Early Detection & Management “-Department of Psychiatry & Behavioural Medicine, Sree Gokulam Medical College and Research Foundation Venjaramoodu on 26^th March 2026
• “GLTS2026-Gleneagles Liver and Transplant Summit”-PG Clinics on 9^th April 2026 & Conference from 10^th to 11^th April 2026
• Grand Annual Convention 2025 held on 8^th & 9^th March 2025 at Diamond Jubilee Alumni Auditorium, Government Medical College, Thiruvananthapuram.

Workshops

“Workshop on Research Methodology and protocol writing conducted by institutional Research Cell and Department of Community Medicine on 6^th ,7^th and 8^th of April 2026.

Project	Completed / Ongoing	Funded                     Y/N	Collaborated              Y/N	Published                   Y/N
Fighting the fatty liver pandemic: Developing effective protocols and local expertise to deliver and evaluate interventions for better liver and metabolic health in India	Completed	Yes	Yes
Dietary, life style and genetic factors associated with dyslipidemia, insulin resistance, non-alcoholic fatty liver disease and it’s severity in a population based cohort in South India.	Completed	Yes	Yes
PREVALENCE OF UPPER GI DISORDERS IN THE GENERAL POPULATION   AND STOMACH MICROBIOTA AMONG PATIENTS WITH GI LESIONS IN   KERALA, INDIA	Completed	Yes	Yes
Differentiating intestinal Tuberculosis and crohn’s in South India  using fecal Calprotectin	Completed	Yes	Yes
Brown Fat Function (BAT) and non-alcoholic fatty liver disease (NAFLD) in people of Indian origin.	Completed	Yes	Yes
PATTERN OF GENETIC POLYMORPHISMS AMONG OBESE SUBJECTS IN KERALA PATTERN OF GENETIC POLYMORPHISMS AMONG OBESE SUBJECTS IN KERALA	completed	Yes	Yes
Trivandrum Tobacco study Urban and Rural	Ongoing	Yes	Yes
Epidemiology of chronic liver disease	Ongoing	Yes	No
Scarred liver in Trivandrum(SLIT)	Ongoing	Yes	Yes
Sarcopenia and outcome in cirrhosis liver	Ongoing	No	No
Cross sectional evaluation of clinical and metabolic parameters in Non alcoholic fatty liver disease and its association with carotis artery intima media thickness (DNB thesis protocol)	Ongoing	Yes	No