病例: 患者肖××,男,43岁,某铜材厂冶炼工,工龄30年。1976年2月13日住院,主诉头晕、头痛、失眠、多梦、记忆力减退、全身乏力、关节及肌肉酸痛十余年。近两年来上述症状加重,并经常出现脐周、下腹部无固定性的疼痛和便秘现象,时轻时重。腹痛发作时,用手揉按腹部可以缓解。 Case: Xiao × ×, male, 43 years old, a copper plant smelter, length of service 30 years. February 13, 1976 hospitalized, complained of dizziness, headache, insomnia, dreams, memory loss, malaise, joint and muscle soreness more than ten years. The past two years, the above symptoms worsened, and often appear umbilical cord, abdominal pain and no fixed constipation phenomenon, when light weight. Abdominal pain attack, rubbing the abdomen by hand can be relieved.