Diagnosing headache

A: Neuroimaging is not usually needed for headache.1,2 Consider neuroimaging for people whose history, and, physical and neurological examination suggest that their headache may be secondary to a serious cause.

Most people who present with headache have a primary headache disorder such as tension-type or migraine.3 These people are likely to have normal physical and neurological examinations. Neuroimaging is unlikely to show a cause because primary headaches do not result from