Neurology Shelf Practice Questions - NBME Clinical Science Subject Exam Clinical Neurology Exam

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A 72-year-old man develops sudden right facial droop, right arm weakness, and expressive aphasia 90 minutes after he was last known well. Blood pressure is 176/98 mm Hg, glucose is 104 mg/dL, platelet count is normal, and he takes no anticoagulants. Noncontrast head CT shows no hemorrhage. What is the next best step?

Administer intravenous alteplase Start aspirin and discharge with neurology follow-up Give intravenous heparin Delay treatment until MRI confirms infarction

Correct Answer:

Administer intravenous alteplase

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