TY - JOUR T1 - ANSWER JF - Gut JO - Gut SP - 779 LP - 779 DO - 10.1136/gut.2007.122580a VL - 57 IS - 6 A2 - , Y1 - 2008/06/01 UR - http://gut.bmj.com/content/57/6/779.abstract N2 - From the question on page 10.1136/gut.2007.122580 Cullen1 reported an umbilical discolouration in a patient with a ruptured extrauterine pregnancy, a sign later found to be also associated with acute pancreatitis. Grey … ER -