Case Presentation

An 84-year-old woman with a medical history of hypertension, hypothyroidism, and transient ischemic attacks presented with right-sided upper and lower extremity weakness for 1 day. She was a lifetime nonsmoker with no known heart disease or chronic lung disease. She had no occupational exposure or pertinent family history. She denied any fevers, chills, rashes, or shortness of breath. There was no history of recent travel.

中文翻译：

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短暂性脑缺血发作患者出现不明原因的低氧血症

案例展示

一名 84 岁女性，有高血压、甲状腺功能减退和短暂性脑缺血发作病史，表现为右侧上肢和下肢无力 1 天。她一生不吸烟，没有已知的心脏病或慢性肺病。她没有职业暴露或相关家族史。她否认有任何发烧、寒战、皮疹或呼吸急促。近期没有旅行史。