gallbladder on dark background. x-ray blue realistic

gallbladder anatomy dark background human body xray blue realistic closeup cholecyst poster cholecystitis bile stones cholecystectomy digestion cholelithiasis biliary colic cancer laparoscopic surgery jaundice medical vector bladder gall duct inflammation healthy health medicine science system organ digestive care isolated diagram disease drawings green gallstones scientific common anatomical hepatic tract gastrointestinal cystic liver nutrition cholesterol metabolism disorder gastroenterologist educational textbook pancreatic education background x-ray anatomy realistic close-up cholecyst poster