title: [What is your diagnosis? Acute hemorrhage into known subarachnoid cyst].
authors.affiliation: Abterlung Bilddiagnostik Universitäts-Kinderspital Zürich, Zürich.
authors.forename: F
authors.initials: F
authors.lastname: Kalz
authors.forename: A
authors.initials: A
authors.lastname: Klein
authors.forename: T A G M
authors.initials: TA
authors.lastname: Huisman
mesh_terms: D000293:Adolescent; D016080:Arachnoid Cysts / Q000175:diagnosis* / Q000601:surgery; D001921:Brain / Q000473:pathology; D002543:Cerebral Hemorrhage / Q000175:diagnosis* / Q000601:surgery; D002552:Cerebral Ventricles / Q000473:pathology; D003251:Constriction, Pathologic; D004292:Dominance, Cerebral / Q000502:physiology; D004677:Encephalocele / Q000175:diagnosis* / Q000601:surgery; D020199:Hematoma, Subdural, Acute / Q000175:diagnosis* / Q000601:surgery; D006801:Humans; D008279:Magnetic Resonance Imaging; D008297:Male; D009460:Neurologic Examination; D012422:Rupture, Spontaneous; D014057:Tomography, X-Ray Computed; D014207:Trephining