A 57-year-old with sudden severe headache 4 hours ago has normal head CT obtained at hour 7 after onset. What should be done per ED policy?...

Question

A 57-year-old with sudden severe headache 4 hours ago has normal head CT obtained at hour 7 after onset. What should be done per ED policy?

Accepted Answer

Lumbar puncture or CT angiography to exclude SAH if risk persists

Answer

No further testing; discharge

Answer

MRI brain with contrast only

Answer

Start nimodipine and discharge

Answer

Empiric anticoagulation

us-abem MCQ (SBA): Subarachnoid Hemorrhage Evaluation