Internal iliac aneurysm with a trans-sacral fistula.
D000328:Adult; D000783:Aneurysm / Q000150:complications*; D001847:Bone Diseases / Q000150:complications*; D005260:Female; D005402:Fistula / Q000150:complications*; D006801:Humans; D007083:Iliac Artery; D012447:Sacrum; D012871:Skin Diseases / Q000150:complications*