🏥 USMLE Exam Prep

The standard of care for suspected stroke includes:

A Wait and observe
B Rapid neuroimaging (CT head to exclude hemorrhage) and consideration of IV tPA within 4.5 hours of symptom onset
C Antibiotics
D Immediate surgery

✓ Correct Answer: Option B

Acute ischemic stroke: CT to rule out hemorrhage → if eligible, IV alteplase (tPA) within 4.5 hours. Door-to-needle <60 min target. Large vessel occlusion: mechanical thrombectomy up to 24 hrs in select patients.

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