Pediatric Gastroenterology & Hepatology is a  Pediatric -science  which  deals with children suffering from Gastrointestinal diseases like chronic diarrhea, persistent GERD, pediatric IBD, malabsorption syndrome, celiac disease, recurrent abdominal pain etc; Liver disorders like Wilson’s disease, metabolic liver disorders, FHF, pediatric CLD, chronic hepatitis B & C, portal hypertension, liver cirrhosis etc; Gall bladder disorders like cholecystitis, gall stones, CBD stones; Pancreatic disorders like acute pancreatitis, hereditary and tropical pancreatitis, chronic pancreatitis etc.; and Neonatal spectrum  including neonatal cholestasis syndrome, neonatal GERD, eosinophilic esophagitis, congenital GI tract disorders, refractory neonatal diarrhea etc. This is just a brief overview of disorders encompassed by Pediatric Gastroenterology & Hepatology. The whole gamut of diseases in the subject is vast with the branch  becoming  highly specialized developing field in India.