title: Polycytemia vera presenting as sudden-onset cognitive impairment.
authors.forename: Gonnie M
authors.initials: GM
authors.lastname: Alkemade
authors.forename: Jorien M
authors.initials: JM
authors.lastname: Willems
mesh_terms: D000368:Aged; D003072:Cognition Disorders / Q000209:etiology*; D005260:Female; D006801:Humans; D011087:Polycythemia Vera / Q000150:complications / Q000175:diagnosis*