A 28-year-old man develops acute paraplegia and urinary retention over 12 hours. He reports back pain and recent upper respiratory infection. Spinal MRI shows a T2 hyperintense lesion spanning T3-T5, with cord swelling but no hemorrhage. CSF shows mild lymphocytic pleocytosis. Serum aquaporin-4 and MOG antibodies are negative. Which of the following is the most likely diagnosis?

  1. A)Neuromyelitis optica spectrum disorder
  2. B)Acute poliomyelitis
  3. C)Spinal muscular atrophy
  4. D)Spinal cord compression from disc herniation
  5. E)Acute transverse myelitisGABARITO

Explicação

Acute transverse myelitis is a demyelinating syndrome presenting with rapid-onset paraplegia, sensory level, and bowel/bladder dysfunction. The longitudinally extensive T2 hyperintensity, cord edema, and CSF pleocytosis are characteristic. Negative NMO-IgG and... Ver explicação completa e trilha adaptativa →

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