The patient is often female complaining of a one-sided, pulsatile headache that is recurrent, having begun when she was a young adult. There are no associated visual or other neurologic signs or symptoms. The headache is severe; however, the patient is usually able to continue daily activities. Associated nausea and vomiting occur, with vomiting sometimes providing relief of the headache.
The common migraine accounts for the vast majority of migraine headaches (80% - 85%). It appears that cerebral blood flow and cerebral blood volume may be reduced during the headache phase in patients with the common migraine.