<unk>  refers to bruising of the flanks, the part of the body between the last rib and the top of the hip. The bruising appears as a blue discoloration, and is a<unk>  of retroperitoneal hemorrhage, or bleeding behind the peritoneum, which is a lining of the abdominal cavity.<unk>  takes 24–48 hours to develop, and can predict a severe attack of acute pancreatitis.<unk>  may be accompanied by Cullen's<unk> . Both<unk> s may be indicative of pancreatic necrosis with retroperitoneal or intra-abdominal bleeding.<unk>  is named after British surgeon George<unk><unk> .
Grey Turner's sign
Louvel's sign
Lockwood's sign
Dahl's sign
Hamman's sign
Winterbottom's sign
Joffroy's sign
Destot's sign