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Denver Genetic Laboratories
 

Mucopolysaccharides, Qualitative, Urine

Clinical Test Information - UCD Biochemical Genetics Laboratory


 

CPT Code:

83866

Test Includes:

Chondroitin sulfates A/C, dermatan sulfate, heparan sulfate, keratan sufate.

Availability:

Monday - Friday, 0800 - 1700.

Turnaround Time:

7 - 10 days.

Minimum Volume:

10.0 mL.

Specimen Handling:

Random urine, morning specimen preferred. Refrigerate or freeze without preservative.

Interpretive Reference Range:

Subjective interpretation based on results of screening tests and, if indicated, separation of mucopolysaccharides by thin layer chromatography.

Use:

Diagnosis of mucopolysaccharidoses (Hurler, Hunter, Sanfilippo, Maroteaux-Lamy and Morquio
syndromes), b-glucuronidase deficiency and multiple sulfatase deficiency.

Limitations:

Screening tests may be normal in Sanfilippo and Morquio syndromes.

Methodology:

Alcian blue and acid albumin screening tests; thin layer chromatography if necessary.

Additional Information:

Specific enzyme assays may be required for accurate diagnosis.