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Cerebellar mutism syndrome

G Janssen1, A M Messing-Jünger, V Engelbrecht

  • 1Children's Hospital, Heinrich Heine University Düsseldorf.

Klinische Padiatrie
|September 23, 1998
PubMed
Summary
This summary is machine-generated.

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Pediatric posterior fossa surgery can lead to cerebellar mutism, a temporary condition where children lose speech but retain comprehension. Lesions in cerebellar hemispheres are a key factor in its development.

Area of Science:

  • Neurology
  • Pediatric Neurosurgery
  • Oncology

Background:

  • Posterior fossa surgery is increasingly associated with mutism in pediatric patients.
  • This syndrome, known as cerebellar mutism, affects children and young adults post-tumor operation.

Observation:

  • Patients become mute 1-2 days after surgery, without consciousness or comprehension deficits.
  • The disorder typically resolves within 1-4 months.
  • Six out of 21 children developed cerebellar mutism after large posterior fossa tumor surgery.

Findings:

  • Tumor histology included astrocytoma (WHO grades I, II), ependymoma (WHO grade III), and medulloblastoma (WHO grade IV).
  • Cerebellar hemisphere lesions are hypothesized as a primary factor among multiple contributors to cerebellar mutism.

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  • The syndrome is generally transient.

    • Implications:

    • Early diagnosis of cerebellar mutism is crucial.
    • It should not impede necessary adjuvant therapy for malignant tumors.
    • Understanding pathogenesis may improve patient outcomes and treatment strategies.