Question

A 32-year-old woman has a sudden severe unilateral headache with vomiting during intercourse. Neurological exam is normal. CT head within 6 hours is normal. What is the next best investigation?

Accepted Answer

Lumbar puncture for xanthochromia

Answer

No further tests; discharge with analgesia

Answer

MR venography

Answer

CT angiography of cerebral vessels

Answer

MRI brain only

Practice question

A 32-year-old woman has a sudden severe unilateral headache with vomiting during intercourse. Neurological exam is normal. CT head within 6 hours is normal. What is the next best investigation?