We describe the MR features which appeared after resection of a medulloblastoma in the posterior fossa in a boy who developed postoperative cerebellar mutism. The anatomical and physiopathological factors responsible for this disorder are discussed.
AguiarPHPleseJPCiquiniO: Transient mutism following a posterior fossa approach to cerebellar tumors in children: A critical review of the literature. Childs Nerv Syst11: 306–310, 1995.
AmmiratiMMirzaiSSamiiM: Transient mutism following removal of a cerebellar tumor. A case report and review of the literature. Childs Nerv Syst5: 12–14, 1989.
4.
CrutchfieldJSSawayaRMeyersCA: Postoperative mutism in neurosurgery. Report of two cases. J Neurosurg81: 115–121, 1994.
ErsahinY: Is splitting of the vermis responsible for cerebellar mutism?Pediatr Neurosurg28: 328, 1998.
8.
ErsahinYMutluerSCagliS: Cerebellar mutism: Report of seven cases and review of the literature. Neurosurgery38: 60–66, 1996.
9.
FraioliGGuidettiB: Effects of stereotactic lesions of the dentate nucleus of the cerebellum in man. Appl Neurophysiol38: 81–90, 1975.
10.
FrimDMOgilvyCS: Mutism and cerebellar dysarthria after brain stem surgery: Case report. Neurosurgery36: 854–857, 1995.
11.
GermanoABaldariSCarusoG: Reversible cerebral perfusion alterations in children with transient mutism after posterior fossa surgery. Childs Nerv Syst14: 114–119, 1998.
LechtenbergRGilmanS: Speech disorders in cerebellar disease. Ann Neurol3: 285–290, 1978.
14.
MickleJP: Comment on Frim DM, Ogilvy CS: Mutism and cerebellar dysarthria after brain stem surgery: Case report. Neurosurgery36: 854–857, 1995.
15.
MillsCKWeisenbergTH: Cerebellar symptoms and cerebellar localization. Including kinematographic observations on cerebellar phenomena. JAMA63: 1813–1818, 1914.
16.
RekateHLGrubbRLAramDM: Muteness of cerebellar origin. Arch Neurol42: 697–698, 1985.
17.
RivaD: The cerebellar contribution to language and sequential functions: Evidence from a child with cerebellitis. Cortex34: 279–287, 1998.
18.
RydingEDecetyJSjoholmH: Motor imagery activates the cerebellum regionally. A SPECT rCBF study with 99mTc-HMPAO. Brain Res Cogn Brain Res1: 94–99, 1993.
19.
Van MourikMCatsman-BerrevoetsCEvan DongenHR: Complex orofacial movements and the disappearance of cerebellar mutism: Report of five cases. Dev Med Child Neurol39: 686–690, 1997.
20.
WangMCWinstonKen R.BreezeRobert E.: Cerebellar mutism associated with a midbrain cavernous malformation: Case report and review of the literature. J Neurosurg96: 607–610, 2002.
