患者男性,43岁。因进行性四肢无力7年入院。患者于1997年夏季开始出现四肢无力,同时觉双下肢发僵,肌肉发硬,随后逐渐加重,并出现嗜睡。2004年5月发现双上臂肌肉萎缩,查肌电图示肌源性损害,眼科检查示白内障,9月出现双下肢水肿,平卧睡觉呼吸困难,近2年性功能明显减退、阳痿,于2004年10月入院。入院查体:秃发,双眼白内障,肢端 Male patient, 43 years old. 7 years due to progressive limb weakness hospitalization. Patients developed limb weakness in the summer of 1997, while feeling both lower extremities stiff, stiff muscles, and then gradually increased, and lethargy. May 2004 found double upper arm muscle atrophy, muscle myogenic electromyography showed myogenic damage, eye examination showed cataracts, September edema of both lower extremities, sleepless breathing difficulties, sexual function was significantly reduced in the past 2 years, impotence, in 2004 In October of admission. Admission examination: alopecia, cataracts, acral