Clinical and imaging features of temporal bone meningioma
Age/Sex | CHL | SNHL | Otoscopy Findings | Facial N Sx | Vest Sx | MR: Dural Tail | MR: Assoc Features | CT: Bone Change | CT: Facial Canal | CT: Mass Ca++ | CT: Oss | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
TT | ||||||||||||
Left | 69/M | + | + | Gray RT mass | − | Dizzy for 2 years | + | − | TH | + | − | + |
Right | 50/F | + | − | U | − | Dizzy | + | Vasogenic Edema | TH | + | − | + |
Right | 65/M | − | + | U | − | Dizzy, Vertigo, Ataxia | + | Larger Mass MCF | Mixed TH + lucency | + | − | + |
Left | 46/F | + | − | Vascular RT mass | − | − | + | − | TH | − | − | + |
Right | 57/F | + | + | Vascular RT mass | + | Nystag | + | − | TH | + | − | + |
Left | 60/M | U | U | U | − | U | + | Larger Mass MCF | TH | − | − | U |
TT + JF | ||||||||||||
Right | 56/F | − | + | U | + | Dizzy | + | Spread to IAC | Mixed TH-(TT) Perm–Scler (JF) | + | + | + |
JF | ||||||||||||
Right | 31/M | + | + | Purple RT mass | − | Dizzy | + | Spread to CPA | Mixed Perm–Scler | − | + | − |
Right | 65/F | + | + | Red RT mass | − | Dizzy | + | Spread to CPA | Mixed Perm–Scler | − | + | + |
Right | 53/F | + | + | Vascular RT mass | − | Dizzy | + | Spread to CPA + IAC | Mixed Perm–Scler | + | + | + |
Left | 59/F | + | + | Red RT mass | − | Dizzy | + | Spread to CPA | Mixed Perm–Scler | + | − | + |
IAC | ||||||||||||
Right | 56/M | + | + | U | − | U | + | Larger CPA mass | U | − | U | − |
Left | 18/F | − | + | U | − | Tinn | − | − | Min lucency | − | + | − |
Note:—Clinical & imaging features are displayed according to location. Clinical features are shown in bold; imaging findings are seen in the portion to the right. TT indicates tegmen tympani; JF, jugular foramen; IAC, internal auditory canal; CPA, cerebellopontine angle; MCF, middle cranial fossa; CHL, conductive hearing loss; SNHL, sensorineural hearing loss; TH, trabecular hyperostosis; RT, retrotympanic; Nystag, nystagmus; Tinn, tinnitus; Vest Sx, Vestibular symptoms; Perm –Scler, permeative –sclerotic; Min, minimal; U, unknown; CT Oss, presence of ossicular abutment or encasement by soft tissue; CT Facial Canal, presence of bony facial canal encroachment by hyperostosis; Ca++, calcification; M, male; F, female; Assoc, associated; N, nerve; +, positive features; –, absent findings.