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HelpTest Code OLIGU Oligosaccharide Screen, Random, Urine
Ordering Guidance
This is the recommended test when clinical features are suggestive of, or when molecular testing results suggest, an oligosaccharidosis disorder that can be identified by this test.
The recommended screening test for the initial workup of a suspected lysosomal storage disorder, particularly when clinical features are nonspecific, is LSDS / Lysosomal Storage Disorders Screen, Random, Urine.
Necessary Information
1. Patient's age is required.
2. Biochemical Genetics Patient Information (T602) is recommended. This information aids in providing a more thorough interpretation of results. Send information with specimen.
Specimen Required
Supplies: Urine Tubes, 10 mL (T068)
Container/Tube: Plastic, 10-mL urine tube
Specimen Volume: 8 mL
Pediatric Volume: 2 mL
Collection Instructions:
1. Collect a random urine specimen.
2. No preservative
3. Immediately freeze specimen.
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CMH COLLECTION: 8 mL in sterile cup
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Specimen Minimum Volume
2.5 mL
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Urine | Frozen (preferred) | 365 days | |
| Refrigerated | 15 days | ||
| Ambient | 7 days |
Testing Algorithm
Oligosaccharide analysis may be considered in the workup of unexplained refractory epilepsy. For more information see:
-Epilepsy: Unexplained Refractory and/or Familial Testing Algorithm
Useful For
Screening for selected oligosaccharidosis
Reject Due To
All specimens will be evaluated at Mayo Clinic Laboratories for test suitability.Day(s) Performed
Monday
Report Available
8 to 15 daysReporting Name
Oligosaccharide Screen, UReference Values
An interpretive report will be provided.
Method Name
Matrix-Assisted Laser Desorption/Ionization Time-of-Flight Mass Spectrometry (MALDI-TOF MS)
Performing Laboratory
Mayo Clinic Laboratories in Rochester
CPT Code Information
84377