Valvular occlusion of the arterialized saphenous vein.
D001157:Arterial Occlusive Diseases / Q000601:surgery*; D006801:Humans; D007866:Leg / Q000098:blood supply; D011183:Postoperative Complications; D012501:Saphenous Vein / Q000473:pathology / Q000637:transplantation*; D013927:Thrombosis / Q000209:etiology* / Q000473:pathology; D014182:Transplantation, Autologous