A Report of Two Cases with Acute Abdomen in Situs Inversus

Abdominal pain is a common complaint in patients presenting to the emergency department. It is estimated that 4 to 8 % of emergency department visits for adults is abdominal pain. Causes of abdominal pain are many and varied depending on age، sex and underlying physiological، pathological or developmental variables and usually detailed a list of differential diagnoses. There are variable acute abdomen manifestations in patients with situs inversus. Development of abdominal visceral nerve in situs inversus is normal and incidence of acute abdominal pain is same as in patient without situs inversus and is felt in the same site. In this article، two cases of acute abdomen، acute appendicitis and gallbladder inflammation that manifestated with pain and tenderness in the right abdomen. Further examinations and during surgical intervention it was revealed that they had situs inversus.