A 26-year-old woman with recent MS diagnosis presents with acute vision loss, optic nerve swelling on fundoscopy, and transverse myelitis. Vital signs: BP 118/76, HR 88, RR 16, Temp 37°C, SpO2 98%. Labs show normal CSF oligoclonal bands. Brain MRI reveals minimal white matter lesions despite severe neurologic deficits. Serum aquaporin-4 and MOG antibodies are negative. She experiences recurrent attacks every 2-3 months and denies systemic symptoms. Which diagnosis best explains this clinical presentation?

  1. A)Behçet disease vasculitis
  2. B)Multiple sclerosis
  3. C)Idiopathic inflammatory demyelinating disease (seronegative)GABARITO
  4. D)Converted autoimmune encephalitis
  5. E)Neuromyelitis optica spectrum disorder

Explicação

This patient has seronegative inflammatory demyelinating disease (SIDD). Despite severe optic neuritis and myelitis with negative NMO-IgG and MOG antibodies, the clinical pattern of recurrent attacks with limited brain involvement distinguishes this from MS. S... Ver explicação completa e trilha adaptativa →

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