[Primary iliac arterio-venous fistula from spontaneous rupture of an atheromatous aneurysm (author's transl)]. / Fistule artério-veineuse iliaque primitive par rupture spontanée d'un anévrysme athéromateux.

The case of a patients, with a spontaneous arterio-venous fistula between the right common iliac vessels secondary to an atherosclerotic aneurysm of the artery, is presented. The authors, with the aid of the literature, recall the characteristic physical findings, the clues of the diagnosis and the modalities of the surgical treatment of such lesions. They insist on the importance of an early diagnosis as far as aneurysms are concerned, which allows to treat the lesions before complications arise.