The Department of Medical Gastroenterology at Narayana Medical College, Nellore, was established on 07 July 2009 with the objective of providing comprehensive diagnostic, therapeutic and follow-up services for patients with gastrointestinal, hepatic and pancreaticobiliary disorders.
It provides dedicated inpatient and outpatient services with structured clinical and academic activities.
The department has 6 ICU and HDU beds, supported by two wards and two OPD rooms for organized patient care.
A dedicated seminar room facilitates postgraduate teaching, case discussions, seminars, journal clubs and other academic activities.
The department also has a specialized pH Manometry laboratory, supporting the evaluation of relevant gastrointestinal disorders.
The department provides specialized services through dedicated clinics, including:
These specialty services enable focused evaluation and management of patients with gastrointestinal, liver and pancreaticobiliary conditions.
Academic resources include:
These resources provide access to current medical literature and reference material for postgraduate education, clinical learning and research activities.
The department emphasizes comprehensive patient care along with structured postgraduate training through:
The specialty clinics provide opportunities for students and trainees to gain focused experience across different areas of gastroenterology and hepatology.

MBBS, MD, DM
| Designation | Department | Institution | From | To | Duration |
|---|---|---|---|---|---|
| Senior Resident | Medical Gastroenterology | Osmania Medical College, Hyderabad | 26.01.1991 | 31.01.1993 | 2 Y |
| Asst. Professor | Medical Gastroenterology | Andhra Medical College, Visakhapatnam | 01.02.1993 | 21.04.1995 | 2 Y 2 M |
| Assoc. Professor | Medical Gastroenterology | Narayana Medical College, Nellore | 30.05.2006 | 30.06.2010 | 4 Y 1 M |
| Professor | Medical Gastroenterology | Narayana Medical College, Nellore | 01.07.2010 | Till date | 15 Y 6 M |
Upper GI Endoscopy
Colonoscopy
Foreign body removal
Esophageal web dilatation
Esophageal tumour-dilatation-stent placement
Achalasia cardia
Esophageal variceal banding & scleratheaphy.
Gastric varices – glue injection
Gastric ulcer – hemoclip application – thermo coagulation
Pyloric dilatation for gastric outlet obstruction.
ERCP
Biliary stricture dilatation
Biliary stone removal
Biliary stenting for cancers
Percutaneous endoscopic gastrostomy
Percutaneous endoscopic jejunostomy
Liver Biopsy
Liver abscess – pig tail placement
Pancreatic duct stenting
Pancreatic stricture dilatation
Pancreatic pseudo cyst drainage
Biliary duct leak treatment
Colon stricture dilatation
Polypectomy
Endoscopic mucosal resection
Endoscopic submucosal resection
| SL.NO | ACC.NO | TITLE OF THE BOOK | AUTHOR NAME | NO.OF.BOOKS |
| 1 | 3124 | MANUAL OF THERAPEUTIC GI ENDOSCOPY | N REDDY | 1 |
| 2 | 3131 | MANUAL OF THERAPEUTIC GI ENDOSCOPY | N REDDY | 1 |
| 3 | 3134 | MANUAL OF THERAPEUTIC GI ENDOSCOPY | N REDDY | 1 |
| 4 | 5971 | SHEILA SHERLOCK DISEASES OF THE LIVER AND BILIARY SYSTEM 11 ED | DOOLEY | 1 |
| 5 | 6011 | COMPREHENSIVE CLINICAL HEPATOLOGY | JOHN G OGRADY | 1 |
| 6 | 9012 | MANUAL OF GASTROENTEROLOGY | AVUNDUK | 1 |
| 7 | 9013 | MANUAL OF GASTROENTEROLOGY | AVUNDUK | 1 |
| 8 | 9015 | MANUAL OF GASTROENTEROLOGY | AVUNDUK | 1 |
| 9 | 9017 | MANUAL OF GASTROENTEROLOGY | AVUNDUK | 1 |
| 10 | 9752 | MUCOSAL BIOPSY OF THE GASTROINTESTINAL TRACT 5 ED | WHITEHEAD | 1 |
| 11 | 10110 | YEAR BOOK OF GASTROENTEROLOGY – 2005 | GARY R.LICHTENSTEIN | 1 |
| 12 | 11082 | SURGERY OF THE LIVER BILLIARY TRACT AND PANCREAS 1&2 | BLUMGART | 1 |
| 13 | 11291 | DISEASES OF THE GALLBLADDER AND BILE DUCTS | CLAVIEN | 1 |
| 14 | 11567 | DISEASES OF THE COLON | WEXNER | 1 |
| 15 | 11568 | NETTER'S GASTROENTEROLOGY | FLOCH | 1 |
| 16 | 11850 | THE WASHINGTON MANUAL OF SURGERY | KLINGENSMITH | 1 |
| 17 | 11853 | THE WASHINGTON MANUAL OF SURGERY | KLINGENSMITH | 1 |
| 18 | 11854 | THE WASHINGTON MANUAL OF SURGERY | KLINGENSMITH | 1 |
| 19 | 11861 | SURGERY OF THE LIVER BILLIARY TRACT AND PANCREAS 1&2 | BLUMGART | 1 |
| 20 | 11873 | PRACTICAL GASTROINTESTINAL ENDOSCOPY 5 ED | COTTON | 1 |
| 21 | 11878 | DISEASES OF THE PANCREAS | BEGER | 1 |
| 22 | 11882 | GASTROINTESTINAL EMERGENCIES | THAM | 1 |
| 23 | 11883 | GASTROINTESTINAL EMERGENCIES | THAM | 1 |
| 24 | 11972 | GI/LIVER SECRETS | NALLY | 1 |
| 25 | 11975 | CLINICLA GASTROENTEROLOGY | MEHTA | 1 |
| 26 | 11983 | PRACTICAL GASTROENTEROLOGY | BALAKRISHNAN | 1 |
| 27 | 11984 | PRACTICAL GASTROENTEROLOGY | BALAKRISHNAN | 1 |
| 28 | 11985 | BEDTIME GASTROENTEROLOGY | GHODA | 1 |
| 29 | 11987 | GASTROINTESTINAL SURGERY MADE EASY | DEVAJI RAO | 1 |
| 30 | 11988 | GASTROINTESTINAL SURGERY MADE EASY | DEVAJI RAO | 1 |
| 31 | 12095 | NEOPLASMS OF THE COLON RECTUM AND ANUS 2 ED | GORDON | 1 |
| 32 | 12324 | TEXT BOOK OF GASTROENTEROLOGY -1&2 | YAMADA | 1 |
| 33 | 12325 | TEXT BOOK OF GASTROENTEROLOGY -1&2 | YAMADA | 1 |
| 34 | 12326 | PEDIATRIC GASTROINTESTINAL AND LIVER DISEASE | WYLLIE | 1 |
| 35 | 12327 | ATLAS OF CLINICAL GASTROINTESTINAL ENDOSCOPY | WILCOX | 1 |
| 36 | 12328 | GASTROENTEROLOGICAL ENDOSCOPY | CLASSEN | 1 |
| 37 | 12362 | SCHIFF'S GASTROINTESTINAL ENDOSCOPY VOL – 1- 10 ED | SCHIFF | 1 |
| 38 | 12363 | SCHIFF'S GASTROINTESTINAL ENDOSCOPY VOL – 2 10 ED | SCHIFF | 1 |
| 39 | 12365 | WAKLER'S PEDIATRIC GASTROINTESTINAL DISEASE VOL-1 | KLIENMAN | 1 |
| 40 | 12366 | WAKLER'S PEDIATRIC GASTROINTESTINAL DISEASE VOL -2 | KLIENMAN | 1 |
| 41 | 12367 | TEXT BOOK OF GASTROINTESTINAL RADIOLOGY -1&2 | CORE | 1 |
| 42 | 12368 | TEXT BOOK OF GASTROINTESTINAL RADIOLOGY -1&2 | CORE | 1 |
| 43 | 12619 | SLEISENGER&FORDTRAN'S GASTROINTESTINAL AND LIVER 1&2 8 ED | FELDMAN | 1 |
| 44 | 12620 | SLEISENGER&FORDTRAN'S GASTROINTESTINAL AND LIVER 1&2 8 ED | FELDMAN | 1 |
| 45 | 13308 | SCHIFF’S TEXT BOOK OF LIVER DISEASES 11 ED | SCHIFF | 1 |
| 46 | 13309 | PRINCIPLES OF CLINICAL GASTROENTEROLOGY 2 ED | YAMADA | 1 |
| 47 | 13312 | CHAMBERLAIN'S SYMPTOMS IN CLINICAL MEDICINE 13 ED | HOUGHTON | 1 |
| 48 | 13313 | A MANUAL ON CLINICAL SURGERY 9 ED | DAS | 1 |
| 49 | 13314 | MANUAL OF GASTROENTEROLOGY 4 ED | AVUNDUK | 1 |
| 50 | 13315 | CURRENT DIAGNOSIS,TREATMENT IN GASTROENTEROLOGY 2 ED | GREENBERGER | 1 |
| 51 | 13316 | ZAKIM BOYERS HEPATOLOGY LIVER DISEASE 6 ED | BOYER | 1 |
| 52 | 13317 | SLEISENGER&FORDTRAN'S GASTROINTESTINAL AND LIVER 9 ED | DIMARINO | 1 |
| 53 | 13319 | GI/LIVER SECRETS PLUS 4 ED | MCNALLY | 1 |
| 54 | 13320 | GASTROENTEROLOGY AND HEPATOLOGY 2011 | EMMANUEL | 1 |
| 55 | 13321 | CLINICAL GASTROENTEROLOGY AND HEPTOLOGY | WEINSTEIN | 1 |
| 56 | 13322 | CLINICAL GASTROINTESTINAL ENDOSCOPY 2 ED | GINSBERG | 1 |
| 57 | 13323 | MANUAL OF GASTROENTEROLOGY SUB SPECIALITY | GYAWALI | 1 |
| 58 | 13324 | LIVER TRANSPLANTATION | CHAKRAVARTHY | 1 |
| 59 | 13325 | ATLAS OF CLINICAL GASTROENTEROLOGY 4 ED | YAMADA | 1 |
| 60 | 13326 | YEAR BOOK OF GASTROENTEROLOGY – 2010 | TALLEY | 1 |
| 61 | 13327 | GASTROENTEROLOGICAL ENDOSCOPY 2 ED | CLASSEN | 1 |
| 62 | 13328 | SLEISENGER&FORDTRAN'S GASTROINTESTINAL AND LIVER 1&2 10 ED | FELDMAN | 1 |
| 63 | 13329 | SLEISENGER&FORDTRAN'S GASTROINTESTINAL AND LIVER 1&2 10 ED | FELDMAN | 1 |
| 64 | 13430 | CLINICAL GASTROINTESTINAL ENDOSCOPY | GLINBERG | 1 |
| 65 | 13431 | HISTORY OF GASTROENTEROLOGY | CHEN | 1 |
| 66 | 13434 | PORTAL HYPERTENSION | ROSSI | 1 |
| 67 | 13435 | PANCREATIC TRANSPLANATION | CORRY | 1 |
| 68 | 13436 | MEDICAL CARE OF THE LIVER TRANSPLANT PATIENT | KILLENBERG | 1 |
| 69 | 15634 | MANUAL OF DIAGNOSTIC ULTRASOUND 1ST | P.E.S.PALMER | 1 |
| 70 | 15643 | TEXT BOOK OF COLOR DOPPLER IMAGING 2ND | SATISH K BHARGAVA | 1 |
| 71 | 18092 | PRACTICAL GASTROENTEROLOGY 1ST | V BALAKRISHNA | 1 |
| 72 | 18857 | PRACATICAL GASTROENTEROLOGY 1ST | V BALAKRISHNAN | 1 |
| 73 | 18859 | ATLAS OF DIAGNOSTIC ENDOSCOPY 2ND | MOHAMMAD IBRARULLAH | 1 |
| 74 | 18860 | ATLAS OF GASTROINTESTINAL IMAGING 1ST | SUNITHA LINGAREDDY | 1 |
| 75 | 19890 | HANDBOOK OF LIVER DISEASES,WITH EXPERT CONSULT 1ST | LAWERENCE S.FRIEDMAN | 1 |
| 76 | 21664 | AN AID TO GASTROINTESTINAL ENDOSCOPY 1ST | SAMUEL | 1 |
| 77 | 21672 | CLINICAL GASTROENTEROLOGY 3RD | MEHTA | 1 |
| 78 | 22437 | DIAGNOSIS AND MANAGEMENT OF LIVER DISEASE 1ST | RALPH KIRSCH | 1 |
| 79 | 15635 | MANUAL OF DIAGNOSTIC ULTRASOUND | PALMER | 1 |
| 80 | 25746 | SLEISENGER AND FORDTRANS GASTROINTESTINAL AND LIVER DISEASE VOL-2 10TH | FELDMAN | 1 |
| 81 | 25749 | ENDOSONOGRAPHY 3RD | ROBERT | 1 |
| 82 | 25752 | PEDIATRIC GASTROENTESTINAL AND LIVER DISEASE 5TH | WYLLIE | 1 |
| 83 | 26457 | ZAKIM AND BAYERS HEPATOLOGY 7TH | ZAKIM AND BAYERS | 1 |
| 84 | 26458 | NETTERS GASTROENTOROLOGY 2ND | MARTIN FLOCH | 1 |
| 85 | 26460 | ATLAS OF CLINICAL GASTROINTESTINAL ENDOSCROPY 3RD | MEL WILCOX | 1 |
| 86 | 26462 | CAPSULE ENDOSCOPY 1ST | DOUGLAS | 1 |
| 87 | 26464 | ENDOSONOGRAOPHY 3RD | ROBERT HAWES | 1 |
| 88 | 26466 | HAND BOOK IOF LIVER DISEASE 3RD | FRIEDMAN | 1 |
| 89 | 26468 | GASTROINSTINAL ENDOSCOPY PRACTICE 1ST | JEAN CANARD | 1 |
| 90 | 26470 | GI AND LIVER SECRETS PLUS 1ST | MC ALLY | 1 |
| 91 | 26473 | WALKER'S PAEDIATRIC GASTROINTESTINAL DISEASE PHYSIOLOGY DIAGNOSIS MANAGEMENT -1 5TH | RONALD KLEINMAN | 1 |
| 92 | 26475 | WALKER'S PAEDIATRIC GASTROINTESTINAL DISEASE PHYSIOLOGY DIAGNOSIS MANAGEMENT -2 5TH | RONALD KLEINMAN | 1 |
| 93 | 26476 | PRACTICAL GASTROENTEROLOGY 2ND | V BALAKRISHNAN | 1 |
| 94 | 26478 | ATLAS OF CLINICAL GASTROENTEROLOGY 3RD | FORBES | 1 |
| 95 | 26645 | TEXTBOOK OF PEDIATRIC GASTROENTEROLOGY,HEPATOLOGY AND NUTRITION 1ST | SIBAL ANUPAM | 1 |
| 96 | 26648 | TEXTBOOK OF HEPATO-GASTROENTEROLOGY 1ST | HASAN MAHMUD | 1 |
| 97 | 27662 | GASTROINTESTINAL CANCERS 1ST | PRATEEK SHARMA | 1 |
| 98 | 27665 | RECENT ADVANCES IN GASTROENTERNOLOGY – 13 1ST | CHRIS RPOBERT | 1 |
| 99 | 27666 | PRACTICAL GASTROENTEROLOGY 2ND | BALAKRISHNA | 1 |
| 100 | 27669 | SCHIFF'S DISEASE OF THE LOVER 12TH | R SCHIFF | 1 |
| 101 | 27670 | SHERLOCK'S DISEASE OF THE LIVER AND BILLIARY SYSTEM 12TH | JAMES S. DOOLEY | 1 |
| 102 | 28970 | SLEISENGER AND FORDTRAN'S GASTROINTESTINAL AND LIVER DISEASE VOL – 1 | FELDMAN | 1 |
| 103 | 28971 | SLEISENGER AND FORDTRAN'S GASTROINTESTINAL AND LIVER DISEASE VOL – 2 | FELDMAN | 1 |
| 104 | 28972 | TEXTBOOK OF GASTROINTESTINAL RADIOLOGY | GORE & LEVINE | 1 |
| 105 | 28973 | YAMADA'S TEXTBOOK OF GASTROENTEROLOGY VOL – 1 | WANG | 1 |
| 106 | 28974 | YAMADA'S TEXTBOOK OF GASTROENTEROLOGY VOL – 2 | WANG | 1 |
| 107 | 28975 | YAMADA'S TEXTBOOK OF GASTROENTEROLOGY VOL – 3 | WANG | 1 |
| 108 | 28976 | ABDOMINAL ULTRASOUND (HOW WHY AND WHEN) | DAVIDSON | 1 |
| 109 | 28977 | ENDOSCOPY IN EARLY GASTROINTESTINAL CANCERS VOL – 1 | CHIU | 1 |
| 110 | 28978 | ADVANCES IN GASTROINTESTINAL ENDOSCOPY | PIERS CARR | 1 |
| 111 | 28979 | HANDBOOK OF GASTROENTEROLOGIC PROCEDURES | BARON LAW | 1 |
| 112 | 28980 | PEDIATRIC GASTROENTEROLOGY 51 CLINICAL QUESTIONS & ANSWERS | PANKAJ VOHRA | 1 |
| 113 | 28982 | PRACTICAL GASTROENTEROLOGY | ANDREW TUCKER | 1 |
| TOTAL NO. OF BOOKS | 113 |
| SL.NO | NAME OF THE JOURNAL | FULL TEXT | PUBLISHER/CONSORTIUM | INDIAN/ FOREIGN | ONLINE/OFFLINE | AVAILABLE UP TO |
| 1 | INDIAN JOURNAL OF COLO-RECTAL SURGERY | FULL TEXT | DELNET | INDIAN | ONLINE | 2018-2025 |
| 2 | INDIAN JOURNAL OF CANCER | FULL TEXT | DELNET | INDIAN | ONLINE | 2003-2025 |
| 3 | INDIAN JOURNAL OF OCCUPATIONAL AND ENVIRONMENTAL MEDICINE | FULL TEXT | DELNET | INDIAN | ONLINE | 2003-2025 | INTERNATIONAL JOURNALS |
| 4 | ADVANCES IN NUTRITION | FULL TEXT | CLINICAL KEY | FOREIGN | ONLINE | 2010-2026 |
| 5 | ANNALS OF HEPATOLOGY | FULL TEXT | CLINICAL KEY | FOREIGN | ONLINE | 2014-2026 |
| 6 | BEST PRACTICE & RESEARCH: CLINICAL GASTROENTEROLOGY | FULL TEXT | CLINICAL KEY | FOREIGN | ONLINE | 2007-2025 |
| 7 | CELLULAR AND MOLECULAR GASTROENTEROLOGY AND HEPATOLOGY | FULL TEXT | CLINICAL KEY | FOREIGN | ONLINE | 2015-2026 |
| 8 | CLINICAL COLORECTAL CANCER | FULL TEXT | CLINICAL KEY | FOREIGN | ONLINE | 2007-2025 |
| 9 | CLINICAL GASTROENTEROLOGY AND HEPATOLOGY | FULL TEXT | CLINICAL KEY | FOREIGN | ONLINE | 2007-2026 |
| 10 | CLINICAL NUTRITION | FULL TEXT | CLINICAL KEY | FOREIGN | ONLINE | 2007-2026 |
| 11 | CLINICS AND RESEARCH IN HEPATOLOGY AND GASTROENTEROLOGY | FULL TEXT | CLINICAL KEY | FOREIGN | ONLINE | 2011-2026 |
| 12 | CLINICS IN LIVER DISEASE | FULL TEXT | CLINICAL KEY | FOREIGN | ONLINE | 2007-2025 |
| 13 | DIGESTIVE AND LIVER DISEASE | FULL TEXT | CLINICAL KEY | FOREIGN | ONLINE | 2007-2025 |
| 14 | GASTROENTEROLOGY | FULL TEXT | CLINICAL KEY | FOREIGN | ONLINE | 2007-2026 |
| 15 | GASTROENTEROLOGY CLINICS OF NORTH AMERICA | FULL TEXT | CLINICAL KEY | FOREIGN | ONLINE | 2007-2025 |
| 16 | GASTROENTEROLOGY AND HEPATOLOGY (ENGLISH EDITION) | FULL TEXT | CLINICAL KEY | FOREIGN | ONLINE | 2016-2025 |
| 17 | GASTROENTEROLOGY & ENDOSCOPY | FULL TEXT | CLINICAL KEY | FOREIGN | ONLINE | 2023-2026 |
| 18 | GASTRO HEP ADVANCES | FULL TEXT | CLINICAL KEY | FOREIGN | ONLINE | 2022-2026 |
| 19 | GASTROINTESTINAL ENDOSCOPY | FULL TEXT | CLINICAL KEY | FOREIGN | ONLINE | 2007-2026 |
| 20 | GASTROINTESTINAL ENDOSCOPY CLINICS OF NORTH AMERICA | FULL TEXT | CLINICAL KEY | FOREIGN | ONLINE | 2007-2025 |
| 21 | GASTROINTESTINAL INTERVENTION | FULL TEXT | CLINICAL KEY | FOREIGN | ONLINE | 2012-2015 |
| 22 | HEPATOBILIARY & PANCREATIC DISEASES INTERNATIONAL | FULL TEXT | CLINICAL KEY | FOREIGN | ONLINE | 2011-2025 |
| 23 | HPB | FULL TEXT | CLINICAL KEY | FOREIGN | ONLINE | 2011-2025 |
| 24 | JOURNAL OF COLOPROCTOLOGY | FULL TEXT | CLINICAL KEY | FOREIGN | ONLINE | 2013-2020 |
| 25 | JOURNAL OF HEPATOLOGY | FULL TEXT | CLINICAL KEY | FOREIGN | ONLINE | 2007-2026 |
| 26 | JOURNAL OF LIVER TRANSPLANTATION | FULL TEXT | CLINICAL KEY | FOREIGN | ONLINE | 2021-2026 |
| 27 | SEMINARS IN COLON AND RECTAL SURGERY | FULL TEXT | CLINICAL KEY | FOREIGN | ONLINE | 2007-2025 |
| 28 | SURGERY FOR OBESITY AND RELATED DISEASES | FULL TEXT | CLINICAL KEY | FOREIGN | ONLINE | 2007-2025 |
| 29 | TECHNIQUES AND INNOVATIONS IN GASTROINTESTINAL ENDOSCOPY | FULL TEXT | CLINICAL KEY | FOREIGN | ONLINE | 2020-2026 |
| 30 | TECHNIQUES IN GASTROINTESTINAL ENDOSCOPY | FULL TEXT | CLINICAL KEY | FOREIGN | ONLINE | 2007-2019 |
| 31 | BEST PRACTICE & RESEARCH: CLINICAL GASTROENTEROLOGY | FULL TEXT | CLINICAL KEY | FOREIGN | ONLINE | 2007-2025 |
| 32 | HEPATOBILIARY AND PANCREATIC DISEASES INTERNATIONAL | FULL TEXT | CLINICAL KEY | FOREIGN | ONLINE | 2011-2025 |
| 33 | CLINICAL LIVER DISEASE | FULL TEXT | DELNET | FOREIGN | ONLINE | 2012-2024 |
| 34 | CLINICAL ENDOSCOPY | FULL TEXT | DELNET | FOREIGN | ONLINE | 2000-2025 |
| 35 | UNITED EUROPEAN GASTRENTEROLOGY JOURNAL | FULL TEXT | DELNET | FOREIGN | ONLINE | 2013-2026 |
| 36 | GASTROENTEROLOGY RESEARCH AND PRACTICE | FULL TEXT | DELNET | FOREIGN | ONLINE | 2008-2025 |
| 37 | GUT AND LIVER | FULL TEXT | DELNET | FOREIGN | ONLINE | 2020-2025 |
| 38 | WORLD JOURNAL OF GASTROENTEROLOGY | FULL TEXT | DELNET | FOREIGN | ONLINE | 1995-2026 |
| 39 | DISEASES OF THE COLON AND RECTUM | Full Text | OVID | FOREIGN | ONLINE | 2015-2026 |
| 40 | JOURNAL OF CLINICAL GASTROENTEROLOGY | Full Text | OVID | FOREIGN | ONLINE | 2015-2026 |
| 41 | BMJ OPEN GASTROENTEROLOGY | Full Text | BMJ | FOREIGN | ONLINE | 2014-2026 |
| 42 | EGASTROENTEROLOGY | Full Text | BMJ | FOREIGN | ONLINE | 2023-2025 |
Chinthareddypalem,
Nellore – 524003,
Andhra Pradesh, India.
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