title: Pathology quiz case 1. Diagnosis: Sinonasal malignant Triton tumor (MTT) with intracranial extension.
authors.affiliation: David Geffen School of Medicine at UCLA, University of California, Los Angeles, USA.
authors.forename: Ontario D
authors.initials: OD
authors.lastname: Lau
authors.forename: Vishad
authors.initials: V
authors.lastname: Nabili
authors.forename: Chi
authors.initials: C
authors.lastname: Lai
authors.forename: Claudia F
authors.initials: CF
authors.lastname: Kirsch
authors.forename: Bundhit
authors.initials: B
authors.lastname: Tantiwongkosi
authors.forename: Elliot
authors.initials: E
authors.lastname: Abemayor
mesh_terms: D000328:Adult; D003937:Diagnosis, Differential; D006801:Humans; D008297:Male; D009296:Nasal Cavity; D009361:Neoplasm Invasiveness; D018317:Nerve Sheath Neoplasms / Q000473:pathology*; D009669:Nose Neoplasms / Q000473:pathology*; D010255:Paranasal Sinus Neoplasms / Q000473:pathology*