Acute abdomen caused by sigmoid perforation due to isolated aneurysm of the left internal iliac artery. Case Report

Introduction: Isolated internal iliac artery aneurism (IIIAA) is a rare, but potentially life-threatening condition. Estimated prevalence varies between 0.03% and 0.4%. The most common presentation is the rupture of the aneurysm sac. Abdominal-, flank-, testicular- or hip pain, rectal bleeding or hematuria may develop as warning signs. We report on a patient with IIIAA presenting as acute abdomen with ileus. Case report: The 67 year old male patient was hospitalized due to hematemesis with underlying gastric ulceration induced by NSAIDS. Proton pump inhibitor was given, the bleeding stopped without any intervent…