title: Petrous meningioma en plaque presenting as a right middle ear tumor.
abstract: A case of meningioma en plaque presenting as a tumor in the right middle ear is described. A review of the relevant literature indicates only three previous reports of an en plaque meningioma occurring in the posterior cranial fossa. The unusual features of this tumor are described and the clinical manifestations and diagnosis discussed in detail.
mesh_terms: D000328:Adult; D001706:Biopsy; D004428:Ear Neoplasms / Q000175:diagnosis* / Q000000981:diagnostic imaging / Q000473:pathology; D004432:Ear, Middle / Q000000981:diagnostic imaging; D006801:Humans; D008297:Male; D008579:Meningioma / Q000175:diagnosis* / Q000000981:diagnostic imaging / Q000473:pathology; D014056:Tomography, X-Ray