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HelpTest Code GSH Glutathione, Blood
Specimen Required
Container/Tube:
Preferred: Yellow top (ACD solution B)
Specimen Volume: 6 mL
Collection Instructions: Send whole blood specimen in original tube. Do not transfer blood to other containers.
Useful For
Evaluation of neonatal hyperbilirubinemia, favism or chronic or episodic hemolysis or jaundice
Evaluation for gamma-glutamylcysteine synthetase deficiency
Evaluation for glutathione synthetase deficiency causing hemolytic anemia
Evaluation for generalized glutathione synthetase deficiency with 5-oxoprolinuria
Reporting Name
Glutathione, BSpecimen Type
Whole Blood ACD-BSpecimen Minimum Volume
1 mL
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Whole Blood ACD-B | Refrigerated | 20 days |
Reject Due To
| Gross hemolysis | Reject |
Reference Values
≥12 months: 46.9-90.1 mg/dL RBC
Reference values have not been established for patients who are younger12 months of age.
Specimen Retention Time
28 daysPerforming Laboratory
Mayo Clinic Laboratories in Rochester
CPT Code Information
82978
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| GSH | Glutathione, B | 2383-8 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| 608409 | Glutathione, B | 2383-8 |
Day(s) Performed
Monday through Friday
Report Available
10 to 13 daysForms
If not ordering electronically, complete, print, and send a Benign Hematology Test Request (T755) with the specimen.