Hepatic artery embolization 50% their oxygen supply from the portal vein, and thus can survive with the hepatic artery effectively blocked. In practice, hepatic artery embolization occludes the blood flow to the tumors, achieving significant tumor shrinkage in over 80% of people. Shrinkage rates vary. The list of contraindications for this procedure including : 1. 2. 3. 4. The several types of hepatic artery treatments are based on the observation that tumor cells get nearly all their nutrients from the hepatic artery, while the normal cells of the liver get about 70-80 percent of their nutrients and 50% their oxygen supply from the
British Institute of Organ Studies British Institute of Organ Studies The British Institute of Organ Studies, more commonly known by its acronym BIOS, is a British organisation and registered charity which aims to promote study and appreciation of all aspects of the pipe organ. Further, it acts as a lobbying body to raise awareness of organ issues with appropriate statutory bodies. Membership is open to all. The aims of BIOS are BIOS publishes a quarterly Reporter newsletter and magazine and a yearly Journal which contains articles on organ history. BIOS is also responsible for the National Pipe Organ Register (NPOR), which aims to catalogue all