The abdominal aorta is an uncommon site for coarctation. There are less than 50 case reports in the world literature and only 18 which describe reconstructive vascular surgery (Table). In the patient described in this article, there were three sites of coarctation of the abdominal aorta. They were associated with moderate hypoplasia of the descending thoracic aorta and severe hypoplasia of the lower abdominal aorta and iliac vessels. There was, in addition, thrombosis of the superior mesenteric artery, stenosis of both renal arteries, and a calcified aneurysm of the abdominal aorta just distal to the renal arteries. The patient was successfully treated by reconstructive vascular procedures. Report of Case The patient, a 19-year-old white male was referred for consultation in November, 1961, when a routine preemployment examination revealed hypertension, an abdominal bruit, and reduced femoral arterial pulsations. Family history was noncontributory. There was no history of rheumatic fever or scarlet