A 49-year-old man presents with 4 months of progressive symmetric weakness and paresthesias in his arms and legs. Vital signs: BP 138/82, HR 88, RR 16, Temp 37.2°C, SpO2 98%. Deep tendon reflexes are diminished throughout. Nerve conduction studies demonstrate demyelination with conduction slowing. CSF protein is elevated at 78 mg/dL. Unlike acute Guillain-Barré syndrome, his course has been prolonged and relapsing. He denies respiratory symptoms. Which diagnosis best explains these findings?
- A)Cauda equina syndrome
- B)Toxic myopathy from statins
- C)Chronic inflammatory demyelinating polyneuropathyGABARITO
- D)Myasthenia gravis
- E)Amyotrophic lateral sclerosis
Explicação
Chronic inflammatory demyelinating polyneuropathy is the chronic counterpart of acute inflammatory demyelinating neuropathy. It presents with progressive or relapsing symmetric motor and sensory deficits over at least 8 weeks with reduced reflexes and demyelin... Ver explicação completa e trilha adaptativa →