She has some nausea and photophobia without other neurological symptoms. She does not take any medications.
Physical examination is unremarkable except for the photophobia.
There is no nuchal rigidity or focal neurologic signs. With respect to this case, please respond to the following questions. Transcranial Doppler ultrasonography has no established value in evaluating this patient. If she had no history of similar headaches, neuroimaging procedures would be warranted. Oxygen inhalation may help to abort this headache.