Hepatic encephalopathy a fluid sample with a needle) may be required to identify spontaneous bacterial peritonitis (SBP). The severity of hepatic encephalopathy is graded with the West Haven Criteria; this is based on the level of impairment of autonomy, changes in consciousness, intellectual function, behavior, and the dependence on therapy. A classification of hepatic encephalopathy was introduced at the World Congress of Gastroenterology 1998 in Vienna. According to this classification, hepatic encephalopathy is subdivided in type A, B and C depending on the underlying cause. The term "minimal encephalopathy" (MHE) is defined as encephalopathy that does not lead to clinically overt cognitive
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