对进行性肌营养不良误诊3例分析如下。1病历摘要例1:女,41岁。四肢近端无力6个月余入院,病前有感冒史,后出现四肢乏力,逐渐出现行走困难,蹲起费力,摇摆步态上肢抬举费力,洗脸梳头困难;当地医院查肌酶示谷丙转氨酶(ALT)34 U/L,谷草转氨酶(AST)53 U/L,肌酸激酶(CK)761 U/L,肌酸激酶同工酶(CK-MB)104 U/L,乳酸脱氢酶 3 cases of progressive muscular dystrophy misdiagnosed as follows. 1 Medical Summary Example 1: Female, 41 years old. Extremities weakness more than 6 months after admission, sick before the onset of a history of cold, limb weakness, the gradual emergence of walking difficulties, squat effort, swing gait upper extremity lifting effort, face combing hair difficult; local hospital muscle enzyme showed alanine aminotransferase ALT 34 U / L, aspartate aminotransferase 53 U / L, creatine kinase 761 U / L, creatine kinase 104 U / L, lactate dehydrogenase