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Related Experiment Videos

Maroteaux-Lamy syndrome.

Siddharth Lakhotia1, Alok Sharma, G P Shrivastava

  • 1Department of Surgery, SS Medical College, Associated GM and SGM Hospitals, Rewa, Madhya Pradesh, India.

Indian Journal of Pediatrics
|November 9, 2004
PubMed
Summary

Mucopolysaccharidosis type VI (MPS-VI) is a rare genetic disorder caused by a deficiency in the Aryl-Sulfatase-B enzyme. This case study confirms MPS-VI in an 8-year-old boy through enzyme assay.

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Area of Science:

  • Biochemistry
  • Genetics
  • Pediatrics

Background:

  • Mucopolysaccharidoses (MPS) are lysosomal storage disorders resulting from defective mucopolysaccharide degradation.
  • Specific enzyme deficiencies lead to mucopolysaccharide accumulation in tissues, causing various clinical manifestations.
  • Mucopolysaccharidosis type VI (MPS-VI), or Maroteaux-Lamy Syndrome, stems from Aryl-Sulfatase-B deficiency.

Observation:

  • This report details an 8-year-old male child diagnosed with MPS-VI syndrome.
  • Clinical features consistent with MPS-VI include characteristic facies, dysostosis multiplex, organomegaly, joint stiffness, and corneal clouding.
  • Striking inclusions were noted in peripheral blood leukocytes.

Findings:

  • The diagnosis of MPS-VI was confirmed in the patient via a specific enzyme assay.
  • The enzyme assay identified a deficiency in Aryl-Sulfatase-B activity.

Implications:

  • This case highlights the importance of enzyme assays in diagnosing MPS-VI.
  • Accurate diagnosis allows for appropriate management and genetic counseling.
  • Further research into MPS-VI pathogenesis and therapeutic strategies is warranted.

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