concept photo of surgery on the liver and gallbladder hepatobiliary area. surgeon holds a scalpel in one hand and a figurine of

abdomen alcoholism anatomical anatomy background bile bladder body cancer care cirrhosis cyst cystic digestive disease fatty gall gallbladder gastrointestinal health hepatectomy hepatic hepatitis hepatobiliary human idea illness inflammation internal liver medical medicine metastasis operation organ pain pathology portal realistic research resection science surgery surgical system tract transplantation treatment white