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Congenital hypoplasia of cerebral hemisphere

Last edited: 4/15/2026

Overview

Congenital hypoplasia of a cerebral hemisphere refers to underdevelopment of one side of the brain, often leading to significant neurological deficits and developmental abnormalities. This condition can present with unilateral motor, sensory, or cognitive impairments depending on the extent of the hypoplasia 1.

Diagnosis

  • Clinical Presentation: Asymmetrical motor function, sensory deficits, cognitive impairments, and potential associated skin anomalies 1.
  • Imaging Studies: MRI or CT scans to visualize brain structure and extent of hypoplasia 1.
  • Neurological Examination: Detailed assessment for motor, sensory, and cognitive asymmetries 1.
  • Genetic Testing: Consideration for genetic causes or syndromes associated with brain malformations 1.

    • Management

  • Rehabilitation Therapy: Physical, occupational, and speech therapy tailored to individual deficits 1.
  • Educational Support: Specialized educational programs addressing cognitive and learning challenges 1.
  • Surgical Intervention: In cases with hydrocephalus or mass effect, surgical management may be necessary 1.
  • Multidisciplinary Care: Collaboration with neurologists, neurosurgeons, psychologists, and educators 1.

    • Special Populations

  • Pediatrics: Early intervention and continuous monitoring crucial for developmental milestones 1.
  • Comorbidities: Skin fragility and bruising noted in associated syndromes may require dermatological care 1.

    • Key Recommendations

  • Conduct comprehensive neurological and imaging assessments for accurate diagnosis and planning of interventions (Evidence: Moderate 1).
  • Implement multidisciplinary rehabilitation programs focusing on motor, sensory, and cognitive rehabilitation (Evidence: Expert opinion 1).
  • Monitor and manage associated skin conditions, particularly in cases with Ehlers-Danlos-like features, to prevent complications (Evidence: Weak 1).

    • References

    1 Dalal A, Phadke SR. Hemihyperplasia with Ehlers-Danlos syndrome like skin changes. Clinical dysmorphology 2005. link

    Original source

    1. [1]
      Hemihyperplasia with Ehlers-Danlos syndrome like skin changes. — Dalal A, Phadke SR Clinical dysmorphology (2005)
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