HardNeurologySecondary headache (possible dissection or SAH)ca-mccqe1ca-rcpsc-em
A 40-year-old woman with a history of migraines presents with a sudden change in her usual headache: a new severe occipital headache on exertion with neck pain. She has no neurological deficits, but this headache is unlike her prior episodes. What is the most appropriate next step?