Common hepatic duct who have had their gallbladder removed. It is an important anatomic landmark during surgeries such as gall bladder removal. It forms one edge of Calot's triangle, along with the cystic duct and the cystic artery. All constituents of this triangle must be identified to avoid cutting or clipping the wrong structure. There is some normal anatomic variation of the diameter. The common hepatic duct is about 6mm in diameter in adults, with some variation. A diameter of more than 8 mm is regarded as abnormal dilatation, and is a sign of cholestasis. Common hepatic duct The common hepatic duct is
Organ transplantation Organ transplantation Organ transplantation is a medical procedure in which an organ is removed from one body and placed in the body of a recipient, to replace a damaged or missing organ. The donor and recipient may be at the same location, or organs may be transported from a donor site to another location. Organs and/or tissues that are transplanted within the same person's body are called autografts. Transplants that are recently performed between two subjects of the same species are called allografts. Allografts can either be from a living or cadaveric source. Organs that have been successfully transplanted include