TY - JOUR T1 - Outlined psoas muscle shadow JF - Emergency Medicine Journal JO - Emerg Med J SP - 738 LP - 738 DO - 10.1136/emj.2006.041970 VL - 24 IS - 10 AU - Shih-Hung Tsai AU - Shi-Jye Chu Y1 - 2007/10/01 UR - http://emj.bmj.com/content/24/10/738.abstract N2 - A 54-year-old man presented with low back discomfort, weakness and fever (38.2°C). He had a history of alcohol-related cirrhosis of the liver and poorly controlled type 2 diabetes mellitus. A plain abdominal radiograph … ER -