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HelpTest Code LGB3S Globotriaosylsphingosine, Serum
Ordering Guidance
This test should not be used to determine carrier status. Order FABRZ / Fabry Disease, Full Gene Analysis, Varies for carrier testing.
Necessary Information
1. Patient's age is required.
2. Reason for testing is required.
Specimen Required
Collection Container/Tube:
Preferred: Serum gel
Acceptable: Red top
Submission Container/Tube: Plastic vial
Specimen Volume: 1 mL
Collection Instructions: Centrifuge and aliquot serum into a plastic vial.
Specimen Minimum Volume
0.5 mL
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Serum | Frozen (preferred) | 90 days | |
| Refrigerated | 48 hours |
Testing Algorithm
The following algorithms are available:
-Fabry Disease: Newborn Screen-Positive Follow-up
-Fabry Disease Diagnostic Testing Algorithm
Useful For
Diagnosis and monitoring of Fabry disease
Reject Due To
| Gross hemolysis | OK |
| Gross lipemia | Reject |
| Gross icterus | OK |
Day(s) Performed
Thursday
Report Available
8 to 14 daysReporting Name
Lyso-GB3, SReference Values
≤1.0 ng/mL
Method Name
Liquid Chromatography Tandem Mass Spectrometry (LC-MS/MS)
Performing Laboratory
Mayo Clinic Laboratories in Rochester
CPT Code Information
82542