Venous aneurysm of the facial vein.

We present a case of venous aneurysm of the facial vein at its proximal end on the left side, which might be the first case reported in the medical literature of the world. The anatomy of the vein, venographic studies of the facial vein (with demonstration of the aneurysm), and the type of surgical management are discussed. The possible etiology for the venous aneurysm is indicated.