Hepatic portal system It is often the result of cirrhosis of the liver. Hepatic portal system In human anatomy, the hepatic portal system is the system of veins comprising the hepatic portal vein and its tributaries. It is also called the portal venous system, although it is not the only example of a portal venous system, and splanchnic veins, which is "not" synonymous with "hepatic portal system" and is imprecise (as it means "visceral veins" and not necessarily the "veins of the abdominal viscera"). The portal venous system is responsible for directing blood from parts of the gastrointestinal tract to the liver. Substances
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