title: Perimesencephalic hemorrhage with negative angiography: case illustration.
authors.affiliation: Department of Neurological Surgery, NewYork-Presbyterian Hospital/Weill Cornell Medical Center, New York, New York.
authors.forename: Peter F
authors.initials: PF
authors.lastname: Morgenstern
authors.affiliation: Department of Neurological Surgery, NewYork-Presbyterian Hospital/Weill Cornell Medical Center, New York, New York.
authors.forename: Jared
authors.initials: J
authors.lastname: Knopman
mesh_terms: D000328:Adult; D015901:Angiography, Digital Subtraction; D002533:Cerebral Angiography; D003399:Craniotomy; D005260:Female; D006801:Humans; D002532:Intracranial Aneurysm / Q000473:pathology / Q000601:surgery; D008636:Mesencephalon / Q000293:injuries* / Q000473:pathology* / Q000601:surgery; D019635:Neurosurgical Procedures / Q000379:methods; D013345:Subarachnoid Hemorrhage / Q000473:pathology* / Q000601:surgery*; D014057:Tomography, X-Ray Computed; D016896:Treatment Outcome
keywords: aneurysm; angiogram-negative subarachnoid hemorrhage; perimesencephalic hemorrhage; vascular disorders