患者,男,40岁,已婚,工人,初中文化。自幼性格内向,25岁结婚,婚后性生活稀少,3年后其爱人生一男孩。3年前因感情不和与妻子分居,经常独居一室偷偷手淫,手淫时尿道内插入竹筷反复刺激,直到出现欣快感。1年前开始,每于手淫时用剪刀绞开少许尿道外口,使之出血,此时可出现明显欣快感。半年前某日夜间,自己用剃须刀切破阴囊皮肤,插入输液管,然后用力吹气,后又改 Patient, male, 40 years old, married, worker, junior high school. Since childhood, introverted, 25-year-old married, married sex life scarce, after 3 years of their love of a boy. 3 years ago because of feelings of separation and his wife separated, often living alone in a room secretly masturbation, masturbation urethra inserted chopsticks repeated stimulation until euphoria. A year ago, every time masturbation with a pair of scissors twisted open a small urethral orifice, so that bleeding, there may be obvious euphoria. One night half a year ago, I scrape the scrotum skin with a razor, insert the infusion tube, and then infuriating, then change