A 27-year-old man presents with progressive bilateral leg weakness and paresthesias over 3 days following diarrheal illness 2 weeks prior. Vital signs: BP 138/82, HR 98, RR 20, temp 37.2°C, SpO2 98%. Examination reveals symmetric ascending weakness, areflexia, and intact sensation. Cerebrospinal fluid analysis shows elevated protein (68 mg/dL) with normal cell count. He denies respiratory difficulty. Which of the following is the most likely diagnosis?

  1. A)Polymyositis
  2. B)Botulism
  3. C)Multiple sclerosis
  4. D)ALS
  5. E)Guillain-Barré syndromeGABARITO

Explicação

Guillain-Barré syndrome is an acute inflammatory demyelinating polyradiculoneuropathy that often follows a gastrointestinal or respiratory infection. Patients develop ascending weakness, areflexia, and sometimes autonomic instability. Ver explicação completa e trilha adaptativa →

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