[Importance of complementary peroperative examinations in the treatment of adventitial cystic degeneration of the popliteal artery].
We report a case of cystic adventicial disease of the popliteal artery in a 67 years old man. The realisation of the intra arterial pressure measurements, and the peroperative echography permit to diagnose important associated lesions of the intimal part of the arterial wall.