title: Temporal bone histopathology case of the month: Malignant peripheral nerve sheath tumor arising within vestibular schwannoma.
authors.affiliation: Department of Otorhinolaryngology-Head and Neck Surgery, University of Pennsylvania School of Medicine, Philadelphia, Pennsylvania, USA.
authors.forename: Calvin
authors.initials: C
authors.lastname: Wei
authors.forename: Selena E
authors.initials: SE
authors.lastname: Heman-Ackah
authors.forename: Kia
authors.initials: K
authors.lastname: Newman
authors.forename: David
authors.initials: D
authors.lastname: Zagzag
authors.forename: John G
authors.initials: JG
authors.lastname: Golfinos
authors.forename: John Thomas
authors.initials: JT
authors.lastname: Roland
mesh_terms: D000328:Adult; D001932:Brain Neoplasms / Q000473:pathology; D005260:Female; D006319:Hearing Loss, Sensorineural / Q000209:etiology; D003639:Hearing Loss, Sudden / Q000209:etiology; D006801:Humans; D007150:Immunohistochemistry; D019394:Ki-67 Antigen / Q000032:analysis; D008279:Magnetic Resonance Imaging; D018317:Nerve Sheath Neoplasms / Q000473:pathology* / Q000648:ultrastructure; D009464:Neuroma, Acoustic / Q000473:pathology* / Q000648:ultrastructure; D013506:Otologic Surgical Procedures; D013701:Temporal Bone / Q000473:pathology*
chemical_list: D019394:Ki-67 Antigen