About the Department

Department Overview

The Department of Surgical Gastroenterology at Narayana Medical College, Nellore, was established on 07 July 2009 with the objective of providing comprehensive diagnostic, therapeutic and follow-up care for patients with gastrointestinal and related disorders.

20-Bed Surgical Gastroenterology Unit
The department functions as one clinical unit with a bed strength of 20 beds and has an annual PG intake of 2 students.

It provides dedicated inpatient and outpatient services supported by structured clinical and academic activities.

Critical Care & Patient Care Facilities

The department has 6 ICU and HDU beds, along with three OPD rooms and two wards, facilitating organized outpatient consultations and inpatient management.

A dedicated seminar room supports academic activities such as case presentations, seminars, journal clubs, clinical discussions and postgraduate teaching.

Specialty Clinics

Specialized clinical services are provided through dedicated clinics, including:

  • Liver Clinic
  • Pancreas Clinic
  • GI Oncology Clinic
  • Stoma Care Clinic
  • Upper GI Clinic

These focused services facilitate comprehensive evaluation, treatment and follow-up of patients with gastrointestinal, hepatobiliary and related disorders.

Academic Resources

The department maintains an academic resource collection of:

  • 190 books
  • Approximately 32 journals

These resources provide students and postgraduate trainees with access to relevant reference material and current medical literature. They support clinical learning, academic discussions, research activities and evidence-based practice.

Postgraduate Training

The department emphasizes structured postgraduate training through:

  • Bedside clinical teaching
  • Supervised patient care
  • Case presentations
  • Seminars
  • Journal discussions
  • Academic activities

The specialty clinics provide trainees with focused clinical exposure across various areas of gastroenterology.

Clinical Workload

18,606 outpatient visits in 2025
During 2025, the Department of Medical Gastroenterology recorded a total of 18,606 outpatient visits, reflecting its role in providing specialized gastroenterological services to patients from Nellore and the surrounding region.

About The HoD

Dr R R Vamsi Krishna

M.B.B.S, M.S, M.Ch

Personal Information

Name Dr. Pothula Rajendra Vamsi Krishna
Age / Date of Birth 46 Yrs · 02.01.1980
Present Designation Professor & HOD
Department Surgical Gastroenterology
Institution Narayana Medical College, Nellore – 524003
Date of Joining 26.10.2016
Residential Address 24-2-403, Rich Land Orchid Apartment, Saraswathi Nagar, Old ACN Office Backside, Dargamitta, Nellore – 524003

Academic Qualifications

  • MBBS (2004) – Kurnool Medical College, Kurnool (NTRUHS, Vijayawada)
  • MS (General Surgery) (2008) – SVMC, Tirupati (Dr. NTRUHS, Vijayawada)
  • M.Ch (Surgical Gastroenterology) (2013) – Narayana Medical College, Nellore (Dr. NTRUHS, Vijayawada)

Teaching Experience

Designation Department Institution From To Duration
Senior Resident Surgical Gastroenterology Narayana Medical College, Nellore 07.08.2010 06.08.2013 3 Y
Senior Resident Surgical Gastroenterology ACSR Govt Medical College, Nellore 08.01.2014 11.09.2014 8 M
Senior Resident Surgical Gastroenterology Narayana Medical College, Nellore 26.10.2016 30.06.2017 8 M
Asst. Professor Surgical Gastroenterology Narayana Medical College, Nellore 01.07.2017 24.06.2021 3 Y 11 M 21 D
Assoc. Professor Surgical Gastroenterology Narayana Medical College, Nellore 25.06.2021 24.06.2024 3 Y
Professor Surgical Gastroenterology Narayana Medical College, Nellore 25.06.2024 Till date 1 Y 7 M
Total Teaching Experience
Based on the teaching experience details provided
12+ Years

Academics

Academic Overview

The Department of Surgical Gastroenterology at Narayana Medical College, Nellore, is committed to providing structured, competency-based and clinically oriented medical education in accordance with the academic framework of Dr. N.T.R. University of Health Sciences (Dr. NTRUHS) and the standards prescribed by the National Medical Commission (NMC).

The NMC's Competency Based Medical Education (CBME) curriculum emphasizes integration of knowledge, clinical skills, communication, professionalism, ethical practice, clinical reasoning and competency-based assessment. The department incorporates these principles through progressive clinical exposure, supervised surgical training, multidisciplinary learning and evidence-based practice.

Undergraduate (UG) Education

At the Undergraduate (UG) level, surgical gastroenterology is integrated into the MBBS curriculum primarily through General Surgery and allied clinical disciplines. Students are introduced to the clinical evaluation and basic management of common gastrointestinal and hepatobiliary conditions, including acute abdomen, gastrointestinal bleeding, hernias, intestinal obstruction, gallbladder and biliary diseases, liver disorders, pancreatitis and gastrointestinal malignancies.

Teaching is reinforced through bedside clinical teaching, case discussions, demonstrations, seminars and supervised patient care. Narayana Medical College offers the MBBS programme with an annual intake of 250 students.

Postgraduate (PG) Education

At the Postgraduate (PG) level, MS General Surgery residents receive structured exposure to gastrointestinal and hepatobiliary surgical conditions. Academic activities include bedside teaching, case presentations, seminars, journal clubs, operative discussions, multidisciplinary conferences and supervised perioperative patient management.

The programme provides a foundation in surgical decision-making, emergency care, operative principles and evidence-based practice. Narayana Medical College has an annual intake of 18 students for MS General Surgery.

Super-Speciality Education

At the Super-Speciality level, the department offers a three-year M.Ch. Surgical Gastroenterology programme with an annual intake of two students. The programme provides advanced training across gastrointestinal, hepatobiliary and pancreatic surgery and related super-speciality disciplines.

  • Gastrointestinal Surgery
  • Hepatobiliary and Pancreatic Surgery
  • Gastrointestinal Oncology
  • Minimally Invasive and Laparoscopic Surgery
  • Complex Abdominal Procedures
  • Liver and Pancreas-related Surgery
  • Multidisciplinary Management of Digestive System Diseases

The department is equipped with a state-of-the-art modular operating theatre and provides exposure to advanced and minimally invasive surgical procedures, supporting comprehensive clinical and academic training.

Academic and Professional Development

Through its UG, PG and M.Ch. programmes, the department aims to develop competent, ethical and academically oriented surgeons with strong clinical judgement, operative skills, research aptitude and a commitment to lifelong learning and high-quality patient care.

The institution's common academic programme further promotes interdisciplinary learning and interaction among postgraduate and super-speciality trainees.

Courses

Academic Overview

The Department of Surgical Gastroenterology at Narayana Medical College, Nellore, follows a competency-based, clinically oriented academic approach aligned with the standards of the National Medical Commission (NMC) and the academic framework of Dr. N.T.R. University of Health Sciences (Dr. NTRUHS). The curriculum emphasizes progressive development of knowledge, clinical skills, communication, professionalism, ethical practice, research and competency-based assessment.

Undergraduate (UG) Education

At the Undergraduate (UG) level, Surgical Gastroenterology is integrated into the MBBS curriculum through General Surgery, with exposure to common gastrointestinal, hepatobiliary and pancreatic conditions.

Narayana Medical College offers 250 MBBS seats, providing students with structured clinical exposure to gastrointestinal and hepatopancreatobiliary conditions as part of their undergraduate surgical education.

Postgraduate (PG) Education

At the Postgraduate (PG) level, MS General Surgery residents receive structured training in gastrointestinal surgical conditions, perioperative care, emergency surgery and operative decision-making.

The institution offers 18 MS General Surgery seats, supporting progressive clinical training and supervised development of surgical knowledge and skills.

Super-Speciality Education

At the Super-Speciality level, the department offers a three-year M.Ch. Surgical Gastroenterology programme with an annual intake of two students. The programme provides advanced training across gastrointestinal and hepatopancreatobiliary surgery.

  • Luminal and Hepatopancreatobiliary Surgery
  • Gastrointestinal and HPB Oncology
  • Laparoscopic and Minimally Invasive Surgery
  • Complex Abdominal Surgery
  • Liver and Pancreatic Surgery
  • Multidisciplinary Management

These areas correspond with the NMC's competency-based M.Ch. curriculum, supporting structured and progressive training in advanced gastrointestinal and hepatopancreatobiliary surgical practice.

Academic Teaching and Research

Academic teaching methods include structured bedside teaching, case presentations, seminars, journal clubs, clinical discussions, operative teaching, multidisciplinary meetings, self-directed learning and research activities.

The institution also conducts a weekly Common Academic Programme involving specialty and super-specialty trainees, supporting interdisciplinary learning and academic interaction.

Clinical Training and Professional Development

The department combines supervised clinical training with progressive procedural responsibility to develop competent, ethical and academically oriented surgeons capable of delivering comprehensive gastrointestinal and hepatopancreatobiliary care.

Facilities

Infrastructure Overview

The Department of Surgical Gastroenterology at Narayana Medical College, Nellore, provides comprehensive facilities for specialized surgical care, clinical training, academic activities and research.

20 Total Beds
6 ICU / HDU Beds
3 OPD Areas
2 Wards
Integrated Surgical Services

The department functions as one clinical unit with dedicated outpatient, inpatient and critical-care facilities, supporting efficient evaluation, surgical treatment, perioperative care and long-term follow-up of patients with complex gastrointestinal, hepatobiliary and pancreatic disorders.

Specialty Clinics

Specialty services are organized through dedicated clinics that provide focused evaluation, treatment planning, perioperative care and long-term follow-up for patients requiring specialized gastrointestinal and hepatobiliary surgical care.

  • Liver Clinic
  • Pancreas Clinic
  • GI Oncology Clinic
  • Stoma Care Clinic
  • Upper GI Clinic

Departmental Library

190 Medical Books
32 Journals
24×7 Internet Access
Research Academic Resources
The Departmental Library supports academic learning and research by providing faculty and trainees with access to current medical literature, reference materials and evidence-based resources.

Training and Academic Facilities

The department's infrastructure supports undergraduate, postgraduate and super-speciality training through structured clinical, operative and academic activities.

  • Bedside teaching
  • Clinical case discussions
  • Operative teaching
  • Seminars
  • Journal clubs
  • Multidisciplinary meetings
  • Supervised procedures
  • Research activities
Integrated Surgical Learning Environment

The department provides an integrated environment combining quality patient care, academic development, operative exposure, competency-based clinical training and research in gastrointestinal and hepatobiliary surgery.

Equipment

S. No. EQUIPMENT IMPORTANT SPECIFICATIONS
1 Upper GI Endoscope Set Olympus Videoscope
2 Lower GI Endoscope Set Olympus Videoscope
3 Laparoscopy Equipment Set Total number of functioning sets not specified in the extracted text
4 Ultrasonic Dissector / Coagulator Olympus make
5 Vessel Sealing Equipment —
6 Waterjet Dissector —
7 Instruments for Open Surgery —
8 Instruments for Liver Transplant Surgery —
9 Ultrasonography Machine with Doppler Facility Convex, linear and cardiac probes
10 Laparoscopy Trainers —
11 Robotics Platform MEDBOT Toumai 1000
Ophthalmology Department – Equipment & Infrastructure
Medbot Toumai Robotic Surgical System

Books

SL.NO TITLE OF THE BOOK AUTHOR EDITION NO. OF BOOKS
1 A COMPANION TO SPECIALIST SURGICAL PRACTICE:OESOPHAGOGASTRIC SURGERY GRIFFIN 3RD 1
2 AJCC CANCER STAGING MANUAL MAHUL B AMIN 8TH 2
3 ATLAS OF CLINICAL GASTROINTESTINAL ENDOSCOPY WILCOX 3RD 1
4 ATLAS OF GASTOINTESTINAL SURGERY VOL – 1 CAMERON 2ND 1
5 ATLAS OF GASTROINTESTINAL IMAGING LINGAREDDY 1ST 2
6 ATLAS OF LIVER PATHOLOGY GARY C KANEL 3RD 1
7 BARIATRIC SURGICAL PRACTICE GUIDE PRAVEEN RAJ ,PALANIVELU 1ST 2
8 BLUMGARTS SURGERY OF LIVER BILIARY TRACT AND PANCREAS VOL – 1&II JARNAGIN 5TH 4
9 BLUMGART’S SURGERY OF THE LIVER BILIARY TRACT AND PANCREAS I&II BLUMGART 6TH 8
10 BLUMGART’S SURGERY OF THE LIVER, BILIARY TRACT AND PANCREAS VOL – 1-2 JARNAGIN 7TH 2
11 BOCKUS GASTROENTEROLOGY VOL – I – 1V HAUBRICH 5TH 4
12 CANCER PRINCIPLES & PRACTICE OF ANCOLOGY VINCENT T DEVITA 10TH 4
13 CLINICAL GASTROINTENSTINAL ENDOSCOPY HOONJAI CHUN 2ND 2
14 COLONOSCOPY PRINCIPLES AN PRACTICE WAYE 2ND 1
15 DRUGS AND PEPTIC ULCER PFEIFFOR 2ND 1
16 EXPERIMANTAL COLON CARCINOGENESIS AUTRUP 1ST 1
17 GASTROINT. SURGERY STEP BY STEP MAGT Rao 1ST 4
18 GASTROINTESTINAL IMAGING: A CASE REVIEW, 3/ED LOW 3RD 1
19 GASTRO-INTESTINAL PHYSIOLOGY JOHNSON 6TH 5
20 GASTROINTESTINAL SURGERY DEBDAS 1ST 1
21 GASTROINTESTINAL SURGERY MADE EASY DEVAJI RAO 1ST 5
22 INTEGRATED MEDICAL AND SURGICALGASTROENTEROLOGY VAN LAMCHNT 1ST 1
23 KEIGHLEY & WILLIAM’S SURGERY OF THE ANUS RECTUM AND COLON VOL – 1-2 KEIGHLEY 4TH 2
24 LAPROSCOPIC SURGERY OF THE ABDOMEN FARNDON 1ST 1
25 MANUAL OF THERAPUETICS GI ENDOSCOPY REDDY 1ST 12
26 MASTER TECHNIQUES IN SURGERY ESOPHAGEAL SURGERY LUKETICH 1ST 2
27 MASTER TECHNIQUES IN SURGERY GASTRIC SURGERY NUSSBAUM 4TH 1
28 MASTER TECHNIQUES IN SURGERY:HEPATOBILIARY AND PANCREATRIC SURGERY LILLEMOE 1ST 3
29 MASTERY OF ENDOSCOPIC AND LAPAROSCOPIC SURGERY LEEL SWANSTROM 4TH 3
30 MASTERY OF SURGERY VOL- 1 & 2 FISHERS 6TH 2
31 MEDICAL CARE OF THE LIVER TRANSPLANT PATIENT KILLENBERG 2ND 1
32 MINIMALLY INVASIVE BARIATRIC SURGERY SCHAUER 1ST 1
33 NEOPLASMS OF THE COLON RECTUM AND ANUS GORDON 2ND 1
34 OPERATIVE PROCEDURES IN SURGICAL GASTROENTEROLOGY (2VOLS) KAUSHIK 1ST 2
35 OPERATIVE PROCEDURES IN SURGICAL GASTROENTEROLOGY VOL – I&II S P KAUSHIK 2ND 17
36 PRACTICAL GASTRINTESTINAL ENDOSCOPY COTTON 5TH 3
37 PRACTICAL GASTROINTESTINAL ENDOSCOPY COTTON 6TH 1
38 PRINCIPLES AND PRACTICE OF WOUND CARE SUJATA SARABAHI 1ST 2
39 PRINCIPLES AND PRACTRCE OF GASTRINTESTINAL ONCOLOGY KELSEN 2ND 1
40 ROB AND SMITHS OPERATIVE SURGERY : HEPATOBILIARY AND PANCREATIC SURGERY CARTER 5TH 1
41 ROB AND SMITHS OPERATIVE SURGERY : SURGERY GI TRACT JAMIESON 5TH 1
42 ROB AND SMITH’S OPERATIVE SURGERY OF THE UPPER GASTROINTESTINAL TREATMENT, 5/ED JAMIESON 5TH 2
43 RUTHERFORD VASCULAR SURGERY VOL -I&II JOHNSTON 8TH 4
44 RUTHERFORD’S VASCULAR SURGERY AND ENDOVASCULAR THERAPY AND ENDOVASCULAR THERAPY VOL – 1&2 SIDAWY 10TH 2
45 SABISTON TEXTBOOK OF SURGERY VOL – I&II TOWNSEND 1ST 2
46 SCHEUERS LIVER BIOPSY INTERPRETATION LEFKOWITCH 9TH 1
47 SHACKELFORD SURGERY OF THE ALIMENTARY TRACT VOL – 1&2 YEO 6TH 4
48 SHACKELFORD SURGERY OF THE ALIMENTARY TRACT VOL – 1&2 YEO 4TH 2
49 SHACKLEFORDS SURGERY OF THE ALIMENTARY TRACK VOL -I&II CHARLES S YEO 8TH 4
50 SKANDALAKIS SURGICAL ANATOMY THE EMBRYOLOGIC AND ANATOMIC BASIS OF MODERN SURGERY VOL – 1&2 SKANDALAKIS 1ST 2
51 SHEILA SHERLOCK AND JAMES DULEY DISEASE OF THE LIVER AND BILIARY SYSTEM SHERLOCK 11TH 2
52 SHEROCK’S DISEASES OF THE LIVER AND BILIARY SYSTEM DOOLEY 12TH 1
53 SHORT STAY SURGERY THOMAS 1ST 1
54 SLEISENGER AND FORDANS GASTROINTESTINAL AND LIVER DISEASES:PATHOPHYSIOLOGY/DIAGNOSIS/MANAGEMENT SLEISENGER 10TH 8
55 SURGERY OF THE ANUS RECTUM AND COLON GOLIGHER 5TH 4
56 SURGERY OF THE ANUS RECTUM AND COLON GOLIGHER 2ND 2
57 SURGERY OF THE ANUS RECTUM AND COLON KEIGHLEY 3RD 2
58 SURGERY OF THE LIVER BILIARY TRACT AND PANCREAS BLUMGART 4TH 2
59 SURGERY OF THE LIVER BILLIARY TRACT AND PANCREAS IN CHILDRAN HOWLAND 2ND 1
60 SURGERY OF THE LIVER, BILIARY TRACT, AND PANCREASE – VOL – 1 & 2 BLUMGART 4TH 6
61 SURGICAL GASTROENTEROLOGY VOL – 1&2 SANJIV & HARIBHAKTI 3RD 2
62 SURGICAL MANAGEMENT OF HEPATOBILIARY AND PANCREATIC DISORDERS POSTON 1ST 1
63 SURGICAL MANAGEMENT OF HEPATOBILIARY AND PANCREATIC DISORDERS POSTON 2ND 1
64 SURGICAL ULTRASOUND MANTKE 1ST 1
65 TEXTBOOK OF SURGICAL GASTROENTEROLOGY VOL-I&II MISHRA PK 1ST 8
66 TEXTBOOK OF SURGICAL GASTROENTEROLOGY VOL – 1&2 P.K. MISHRA 1ST 2
67 THE ASCBS TEXT BOOK OF COLOR AND RECTOL SURGERY WOLFF 1ST 1
68 THE PANCREAS:AN INTEGRATED TEXTBOOK OF BASIC SCIENCE, MEDICINE AND SURGERY BUCHLER 2ND 1
69 THE SAGES MANUAL OF STRATEGIC DECISION MAKING CONNER 1ST 1
70 THERAPEUTIC GASTROINTESTINAL ENDOSCOPY WESTABY 1ST 1
71 TRANSPLANTATION OF THE LIVER RONALD 3RD 2
72 TRANSPLANTATION OF THE LIVER RONALD W BOSUTTIL 3RD 2
73 ULTRASOUND GUIDED PROCEDURES DOGRA 1ST 1
74 ULTRASOUND OF THE GASTROINTENSTINAL TRACT GIOVANNI MACONI 2ND 2
75 VIDEO ATLAS OF ADVANCED MINIMALLY INVASIVE SURGERY, WITH DVD FRANTIZIDES 1ST 1
TOTAL NO. OF BOOKS 190

Journals

SL.NO JOURNAL TITLE SOURCE COVERAGE ACCESS MODE AVAILABILITY
1 INDIAN JOURNAL OF GASTROENTROLOGY DELNET NATIONAL ONLINE 2009-2026
2 INDIAN JOURNAL OF TRANSPLANTATION MEDKNOW INTERNATIONAL ONLINE 2008-2026
3 INDIAN JOURNAL OF VASCULAR AND ENDOVASCULAR SURGERY MEDKNOW INTERNATIONAL ONLINE 2014-2026
4 TRAUMA CASE REPORTS CLNICAL KEY INTERNATIONAL ONLINE 2015-2026
5 CANADIAN JOURNAL OF GASTROENTEROLOGY AND HEPATOLOGY DELNET INTERNATIONAL ONLINE 1987-2026
6 CLINICAL AND TRANSLATIONAL GASTROENTEROLOGY DELNET INTERNATIONAL ONLINE 2010-2026
7 HEPATITIS MONTHLY DELNET INTERNATIONAL ONLINE 2003-2026
8 INTERNATIONAL JOURNAL OF GASTROINTESTINAL INTERVENTION DELNET INTERNATIONAL ONLINE 2010-2026
9 JOURNAL OF LIVER CANCER DELNET INTERNATIONAL ONLINE 2001-2026
10 JOURNAL OF NEUROGASTROENTEROLOGY AND MOTILITY DELNET INTERNATIONAL ONLINE 1994-2026
11 SAUDI JOURNAL OF GASTROENTEROLOGY DELNET INTERNATIONAL ONLINE 1995-2026
12 THERAPEUTIC ADVANCES IN GASTROENTEROLOGY DELNET INTERNATIONAL ONLINE 2010-2026
13 UNITED EUROPEAN GASTROENTEROLOGY JOURNAL DELNET INTERNATIONAL ONLINE 2013-2026
14 ENDOSCOPIC ULTRASOUND DELNET INTERNATIONAL ONLINE 2012-2026
15 EXPLORATION OF DIGESTIVE DISEASES DELNET INTERNATIONAL ONLINE 2002-2026
16 COLORECTAL CANCER DELNET INTERNATIONAL ONLINE 2012-2026
17 GASTROENTEROLOGY, HEPATOLOGY AND ENDOSCOPY PRACTICE DELNET INTERNATIONAL ONLINE 2021-2026
18 HEPATOBILIARY SURGERY AND NUTRITION DELNET INTERNATIONAL ONLINE 2021-2026
19 INTERNATIONAL JOURNAL OF HEPATOLOGY DELNET INTERNATIONAL ONLINE 2010-2026
20 JOURNAL OF CLINICAL AND TRANSLATIONAL HEPATOLOGY DELNET INTERNATIONAL ONLINE 2013-2026
21 JOURNAL OF GASTROINTESTINAL AND ABDOMINAL RADIOLOGY DELNET INTERNATIONAL ONLINE 2018-2026
22 JOURNAL OF GASTROINTESTINAL INFECTIONS DELNET INTERNATIONAL ONLINE 2022-2026
23 PEDIATRIC GASTROENTEROLOGY, HEPATOLOGY & NUTRITION DELNET INTERNATIONAL ONLINE 2013-2026
24 WORLD JOURNAL OF COLORECTAL SURGERY DELNET INTERNATIONAL ONLINE 2018-2026
25 WORLD JOURNAL OF GASTROINTESTINAL ENDOSCOPY DELNET INTERNATIONAL ONLINE 2009-2026
26 WORLD JOURNAL OF GASTROINTESTINAL SURGERY DELNET INTERNATIONAL ONLINE 2009-2026
27 WORLD JOURNAL OF HEPATOLOGY DELNET INTERNATIONAL ONLINE 2009-2026
28 CURRENT OPINION IN GASTROENTEROLOGY OVID SP INTERNATIONAL ONLINE 2024-2026
29 JOURNAL OF CLINICAL GASTROENTEROLOGY OVID SP INTERNATIONAL ONLINE 2015-2026
30 JOURNAL OF PANCREATOLOGY OVID SP INTERNATIONAL ONLINE 2018-2026
31 ANNALS OF SURGERY OVID SP INTERNATIONAL ONLINE 2015-2026
32 DISEASES OF THE COLON & RECTUM OVID SP INTERNATIONAL ONLINE 2015-2026

NAME OF THE EVENT

dATE

VIEW

CME - 2025 Liver Transplantation Current Trends & Signing of MoU – Dept. of Surgical Gastroenterology

12/06/2025

Teaching Staff

NON Teaching Staff

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Narayana Medical College & Hospital

Chinthareddypalem,
Nellore – 524003,
Andhra Pradesh, India.

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