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Cardiology1 paper

Agenesis of left hemisphere of cerebellum

Last edited: 4/22/2026

Overview

Agenesis of the left hemisphere of the cerebellum is a rare congenital anomaly characterized by the absence or severe underdevelopment of the left cerebellar hemisphere, potentially leading to significant motor coordination deficits and cognitive impairments. 1

Diagnosis

  • Clinical Presentation: Motor coordination deficits, cognitive impairments, and potential language difficulties.
  • Imaging: MRI is essential for confirming the absence or underdevelopment of the left cerebellar hemisphere.
  • Neuropsychological Testing: To assess spatial relation comprehension and language processing deficits. 1
  • Management

  • Physical Therapy: Focused rehabilitation to improve motor coordination and balance.
  • Occupational Therapy: To enhance daily living skills and adaptive strategies.
  • Speech Therapy: For addressing language and communication difficulties. 1
  • Special Populations

  • Pediatrics: Early intervention with multidisciplinary therapy teams is crucial for developmental support. 1
  • Comorbidities: Cognitive assessments should be tailored to identify and manage associated deficits in spatial and language processing. 1
  • Key Recommendations

  • Conduct comprehensive neuropsychological evaluations to assess spatial and language processing deficits in patients with agenesis of the left cerebellar hemisphere. (Evidence: Moderate) 1
  • Implement early and ongoing multidisciplinary rehabilitation including physical, occupational, and speech therapy to address motor and cognitive impairments. (Evidence: Expert opinion) 1
  • Utilize MRI for definitive diagnosis to confirm the extent of cerebellar agenesis and guide individualized treatment plans. (Evidence: Strong) 1
  • References

    1 Amorapanth P, Kranjec A, Bromberger B, Lehet M, Widick P, Woods AJ et al.. Language, perception, and the schematic representation of spatial relations. Brain and language 2012. link

    Original source

    1. [1]
      Language, perception, and the schematic representation of spatial relations.Amorapanth P, Kranjec A, Bromberger B, Lehet M, Widick P, Woods AJ et al. Brain and language (2012)

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