Is it painful to have varicose veins removed, and what is the recovery like?  Is there a danger if I don't have them treated?
D006801:Humans; D010149:Postoperative Pain; D018570:Risk Assessment; D014648:Varicose Veins / Q000150:complications / Q000601:surgery*; D014656:Vascular Surgical Procedures / Q000379:methods*