Chronic leg ulcers: surgery may prevent recurrence.
D002908:Chronic Disease; D006801:Humans; D007866:Leg / Q000098:blood supply; D007871:Leg Ulcer / Q000601:surgery* / Q000628:therapy; D009779:Occlusive Dressings; D055502:Secondary Prevention; D014680:Veins / Q000601:surgery