title: Pituitary apoplexy presenting as a thunderclap headache.
authors.affiliation: Department of Neurology, Mayo Clinic, Rochester, MN 55905, USA.
authors.forename: D W
authors.initials: DW
authors.lastname: Dodick
authors.forename: E F
authors.initials: EF
authors.lastname: Wijdicks
mesh_terms: D005260:Female; D006261:Headache / Q000209:etiology*; D006801:Humans; D008875:Middle Aged; D010899:Pituitary Apoplexy / Q000150:complications / Q000175:diagnosis*