[The superior mesenteric artery syndrome. Anatomo-clinical study and therapeutic possibilities in vascular compression of the duodenum].

Four cases of superiore mesenteric artery syndrome are presented. Reference is made to the difficulties involved in the clinical diagnosis of this form. It is pointed out that radiological examination is essential, since it dispel all doubts in nearly every case. Associations between the syndrome and peptic ulcer are relatively, and the joint surgical resolution of both forms is recommended.