Fourth ventricular schwannoma. Case report.
A schwannoma arising from the dorsum of the pontomedullary junction and presenting as an exophytic mass in the fourth ventricle is described. A ventricular schwannoma has not previously been reported in the literature. The presenting clinical and radiographic features and the pathology of this tumor are summarized, and an explanation is sought for its unusual location.
Department of Clinical Neurological Sciences, University of Western Ontario, London, Canada.
G
G
Redekop
K
K
Elisevich
J
J
Gilbert
D001932:Brain Neoplasms / Q000175:diagnosis* / Q000000981:diagnostic imaging / Q000473:pathology; D002552:Cerebral Ventricles / Q000473:pathology*; D014695:Cerebral Ventriculography; D002648:Child; D006801:Humans; D008279:Magnetic Resonance Imaging; D008297:Male; D009442:Neurilemmoma / Q000175:diagnosis* / Q000000981:diagnostic imaging / Q000473:pathology; D014057:Tomography, X-Ray Computed