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Test Code MISC2MAYOOLIGU Oligosaccharide Screen, Urine

Secondary ID

64889

Useful For

Screening for possible oligosaccharidoses

Method Name

Matrix-Assisted Laser Desorption Ionization Time-of-Flight Mass Spectrometry (MALDI-TOF MS)

Reporting Name

Oligosaccharide Screen, U

Specimen Type

Urine


Advisory Information


This is the recommended test for the initial workup of a suspected oligosaccharidosis disorder.

 

LYSDU / Lysosomal Storage Disorders Screen, Urine is the recommended screening test for the initial workup of a suspected lysosomal storage disorder.



Necessary Information


1. Patient's age is required.

2. Include family history, clinical condition (asymptomatic or acute episode), diet, and drug therapy information.



Specimen Required


Supplies: Urine Tubes, 10 mL (T068)

Collection Container/Tube: Plastic, 10-mL urine tube (T068)

Specimen Volume: 8 mL

Pediatric Volume: 2 mL

Collection Instructions:

1. Collect a random urine specimen.

2. No preservative.

3. Immediately freeze specimen.


Specimen Minimum Volume

2.5 mL

Specimen Stability Information

Specimen Type Temperature Time
Urine Frozen (preferred) 365 days
  Refrigerated  15 days
  Ambient  7 days

Reject Due To

Hemolysis

NA

Lipemia

NA

Icterus

NA

Other

NA

Reference Values

An interpretive report will be provided.

Day(s) and Time(s) Performed

Varies

Performing Laboratory

Mayo Clinic Laboratories in Rochester

Test Classification

This test was developed and its performance characteristics determined by Mayo Clinic in a manner consistent with CLIA requirements. This test has not been cleared or approved by the U.S. Food and Drug Administration.

CPT Code Information

84377

LOINC Code Information

Test ID Test Order Name Order LOINC Value
OLIGU Oligosaccharide Screen, U 49284-3

 

Result ID Test Result Name Result LOINC Value
64889 Oligosaccharide Screen, U 49284-3

Testing Algorithm

For more information, see Newborn Screening Act Sheet Pompe Disease: Decreased Acid Alpha-Glucosidase in Special Instructions.

 

The following algorithms are available in Special Instructions:

-Newborn Screen Follow-up for Pompe Disease

-Epilepsy: Unexplained Refractory and/or Familial Testing Algorithm

Forms

1. Biochemical Genetics Patient Information (T602) in Special Instructions

2. If not ordering electronically, complete, print, and send an Inborn Errors of Metabolism Test Request (T798) with the specimen.