title: A patient with prolonged headache and lethargy.
mesh_terms: D000328:Adult; D002550:Cerebral Veins; D005260:Female; D006261:Headache / Q000175:diagnosis / Q000473:pathology*; D006801:Humans; D002542:Intracranial Embolism and Thrombosis / Q000175:diagnosis / Q000473:pathology*; D012894:Sleep Stages