郭××,男士生,34岁,农民。1934年8月5日因腹痛、便秘6天,四肢麻木无力3天,逐渐加重,声音嘶哑,吞咽困难,呼吸困难,视物成双而入院。既往无高血压病史。查体血压21/16kPa,脉搏90次/分,呼吸运动弱。神清,说话无声,双眼外展露白,双眼睑闭合不全。四肢肌张力低,肌力Ⅱ级,末梢型对称性痛觉减退。上下肢肌腱反射 Guo × ×, male students, 34 years old, farmers. August 5, 1934 due to abdominal pain, constipation 6 days, numbness weakness 3 days, gradually increased, hoarseness, difficulty swallowing, difficulty breathing, depending on the material into double and admission. No previous history of hypertension. Examination of blood pressure 21 / 16kPa, pulse 90 beats / min, respiratory movement is weak. Clear, silent, eyes outreach white, double eyelid closed incomplete. Extremity muscle tone is low, muscle strength Ⅱ, distal sympathetic dysfunction. Upper and lower limb tendon reflexes