Cystic extra-axial cavernoma of the cerebellopontine angle.
Besides acoustic neuromas, the cerebellopontine angle harbors a wide variety of masses, named "nonacoustic neuroma tumors," as a whole. Although magnetic resonance imaging has much improved our ability to differentiate among posterior fossa lesions, misdiagnoses may still occur when facing rare, controversial cases.
Brunori
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Division of Neurosurgery G.M. Lancisi, San Camillo Hospital, Rome, Italy.
Chiappetta
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F
D002528:Cerebellar Neoplasms / Q000175:diagnosis* / Q000601:surgery; D002530:Cerebellopontine Angle / Q000601:surgery; D017809:Fatal Outcome; D006392:Hemangioma, Cavernous / Q000175:diagnosis* / Q000601:surgery; D006801:Humans; D008297:Male; D008875:Middle Aged