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Related Experiment Videos

Walker-Warburg syndrome.

Jiri Vajsar1, Harry Schachter

  • 1Division of Child Neurology, The Hospital for Sick Children and University of Toronto, 555 University Avenue, Toronto, ON, Canada. jiri.vajsar@sickkids.ca

Orphanet Journal of Rare Diseases
|August 5, 2006
PubMed
Summary
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Walker-Warburg Syndrome (WWS) is a severe congenital muscular dystrophy causing brain and eye issues. Early diagnosis and supportive care are crucial as no specific treatment exists for this rare genetic disorder.

Area of Science:

  • Neurology
  • Genetics
  • Pediatrics

Background:

  • Walker-Warburg Syndrome (WWS) is a severe, rare autosomal recessive congenital muscular dystrophy.
  • It presents at birth with hypotonia, weakness, developmental delay, and affects brain and eye development.

Purpose of the Study:

  • To summarize the key features, genetic basis, diagnosis, and management of Walker-Warburg Syndrome.

Main Methods:

  • Literature review of WWS focusing on clinical presentation, etiology, diagnostic methods, and current management strategies.

Main Results:

  • WWS is characterized by cobblestone lissencephaly, hydrocephalus, and congenital muscular dystrophy with alpha-dystroglycan hypoglycosylation.
  • Mutations in POMT1, POMT2, and FKRP genes are implicated; elevated creatine kinase and myopathic changes are common.

Related Experiment Videos

  • Antenatal diagnosis is possible with known mutations or prenatal ultrasound.

    • Conclusions:

    • WWS is a severe genetic disorder with significant early mortality.
    • Management is supportive, focusing on preventing complications.
    • Genetic counseling and prenatal diagnosis are important for affected families.