Clinical and imaging features of temporal bone meningioma

Age/SexCHLSNHLOtoscopy FindingsFacial N SxVest SxMR: Dural TailMR: Assoc FeaturesCT: Bone ChangeCT: Facial CanalCT: Mass Ca++CT: Oss
TT
    Left69/M++Gray RT massDizzy for 2 years+TH++
    Right50/F+UDizzy+Vasogenic EdemaTH++
    Right65/M+UDizzy, Vertigo, Ataxia+Larger Mass MCFMixed TH + lucency++
    Left46/F+Vascular RT mass+TH+
    Right57/F++Vascular RT mass+Nystag+TH++
    Left60/MUUUU+Larger Mass MCFTHU
TT + JF
    Right56/F+U+Dizzy+Spread to IACMixed TH-(TT) Perm–Scler (JF)+++
JF
    Right31/M++Purple RT massDizzy+Spread to CPAMixed Perm–Scler+
    Right65/F++Red RT massDizzy+Spread to CPAMixed Perm–Scler++
    Right53/F++Vascular RT massDizzy+Spread to CPA + IACMixed Perm–Scler+++
    Left59/F++Red RT massDizzy+Spread to CPAMixed Perm–Scler++
IAC
    Right56/M++UU+Larger CPA massUU
    Left18/F+UTinnMin 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.