Demyelinating Diseases USMLE Step 1 Practice Question
A 44-year-old man with established MS presents with worsening spasticity, hyperreflexia, and a positive Babinski sign bilaterally. He reports progressive difficulty walking over the past 18 months without distinct relapses. Current imaging shows spinal cord atrophy with multiple T2 lesions. Which of the following medications is most appropriate to slow disease progression?
Answer choices
- AFingolimodCorrect answer
- BBaclofen monotherapy
- CGlatiramer acetate
- DInterferon beta-1a
- EMethylprednisolone
- FDalfampridine
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