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对单纯累及延髓肌的重症肌无力误诊3例分析如下。1病历摘要例1:男,52岁。以吞咽困难2 a,右上臂无力,左眼睑下垂1周为主诉入院。病史:2 a前突发吞咽费力,吐字不清。在当地行头MRI检查,无异常,诊断脑干梗死,治疗后无好转。1周前出现右上臂无力,左眼睑下垂。症状无晨轻暮重,波动不
Three cases of misdiagnosis of myasthenia gravis involving simple myocutaneous muscle were analyzed as follows. 1 case summary 1: male, 52 years old. To swallowing difficulties 2 a, right upper arm weakness, left eyelid patency 1 week based admission. History: 2 a swallowing before swallowing, unclear articulation. Examine the local MRI examination, no abnormalities, diagnosis of brainstem infarction, no improvement after treatment. 1 week before the right upper arm weakness, left eyelid ptosis. No morning light twilight heavy symptoms, fluctuations are not