Dr. Rajiv Ranjan Singh

Dr Rajiv Ranjan Singh is a Gastroenterologist and Hepatologist in Lucknow with 21 years of experience in advanced endoscopy, liver disease management, ERCP, and endoscopic ultrasound, currently serving as Consultant at Apollomedics Super Speciality Hospital, LDA Colony.

He completed his DM in Hepatology from PGIMER, Chandigarh, holds a Fellowship in Advanced Endoscopy from Medanta The Medicity, Gurgaon, and has published peer reviewed research in the World Journal of Gastrointestinal Endoscopy and the Journal of Gastroenterology and Hepatology.

He consults in English and Hindi.

Area of Expertise

Advanced Endoscopy

Dr Rajiv Ranjan Singh independently performs advanced diagnostic and therapeutic endoscopic procedures across the upper and lower gastrointestinal tract.

• Upper GI endoscopy
• Colonoscopy
• ERCP procedures
• Endoscopic ultrasound
• Liver biopsy
• Endoscopic management of biliary strictures

Liver Disease and Hepatology

Dr Singh evaluates and manages acute and chronic liver conditions including cirrhosis, hepatitis, and cholestatic disorders with structured hepatological care protocols.

• Chronic liver disease management
• Liver cirrhosis and ascites care
• Hepatitis management
• Fatty liver disease treatment
• Sclerosing cholangitis management
• Liver disease in pregnancy

Pancreatitis and Biliary Disorders

Dr Rajiv manages acute and chronic pancreatic and biliary conditions using advanced endoscopic and medical treatment protocols.

• Acute pancreatitis management
• Chronic pancreatitis care
• Biliary tract disorder management
• Hilar biliary stricture management
• Endoscopic biliary intervention

Gastrointestinal Disorders

Dr Singh evaluates and manages common and complex gastrointestinal conditions using evidence based diagnostic and therapeutic protocols.

• GERD and acid peptic disorder management
• Inflammatory bowel disease care
• Colorectal cancer screening
• Peptic ulcer management
• GI bleeding management

Credentials and Qualifications

• MBBS, Ranchi University, 2005
• MD General Medicine, University of Patna, 2010
• DM Hepatology, PGIMER, Chandigarh, 2014
• Fellowship in Advanced Endoscopy, Medanta The Medicity, Gurgaon

Registration: Bihar Medical Council 37999, 2008

Clinical Experience and Hospital Affiliations

Current Affiliations

• Apollomedics Super Speciality Hospital, LDA Colony, Consultant

Previous Associations

• Medanta The Medicity, Gurgaon, Consultant and Fellowship in Advanced Endoscopy
• Paras HMRI Hospital, Patna, Consultant

Research and Publications

• Singh RR, Singh V. Endoscopic Management of Hilar Biliary Strictures. World Journal of Gastrointestinal Endoscopy, 2015
• Taneja S, Sakpal M, Ranjan R et al. Hepatosplenic Sarcoidosis Presenting as Cholestatic Jaundice Mimicking Malignancy. Journal of Gastroenterology and Hepatology, 2015
• Singh RR, Taneja S et al. Acute Necrotizing Pancreatitis: A Rare Presentation of Sarcoidosis. Tropical Gastroenterology
• Vijay Bodh, Choudhary NS, Puri R, Singh RR et al. Endoscopic Ultrasound Characteristics of Tubercular Lymphadenopathy in Comparison to Reactive Lymph Nodes. Indian Journal of Gastroenterology

Professional Memberships

• Bihar Medical Council

Book an Appointment with Dr Rajiv Ranjan Singh, Gastroenterologist and Hepatologist in Lucknow

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