title: The ultrasonic detection of incompetent perforating veins.
mesh_terms: D003872:Dermatitis / Q000150:complications; D005268:Femoral Vein / Q000503:physiopathology; D006801:Humans; D007871:Leg Ulcer / Q000150:complications; D010859:Pigmentation Disorders / Q000150:complications; D012501:Saphenous Vein / Q000503:physiopathology; D012867:Skin / Q000503:physiopathology; D014111:Tourniquets; D014465:Ultrasonics / Q000295:instrumentation; D014463:Ultrasonography; D014648:Varicose Veins / Q000150:complications / Q000175:diagnosis* / Q000601:surgery; D014680:Veins / Q000503:physiopathology*