====== Jugular foramen schwannoma classification ====== see [[Samii Jugular foramen schwannoma classification system]]. ---- The [[Jugular foramen schwannoma]] was classified by Kaye et al. into: Type A: Primarily intracisternal with only slight extension into the bone Type B: Primarily within the bone with or without intracranial component Type C: Primarily extracranial with only minor extension into the bone or posterior fossa ((Kaye AH, Hahn JF, Kinney SE, Hardy RW Jr, Bay JW. Jugular foramen schwannomas. J Neurosurg. 1984 May;60(5):1045-53. PubMed PMID: 6716139. )).