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Test ID GSH Glutathione, Blood


Specimen Required


Collection Container/Tube:

Preferred: Yellow top (ACD solution B)

Specimen Volume: 6 mL

Collection Instructions: Send 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 (OMIM 230450)

 

Evaluation for glutathione synthetase deficiency causing hemolytic anemia (OMIM 231900)

 

Evaluation for generalized glutathione synthetase deficiency with 5-oxoprolinuria (OMIM 266130)

Method Name

Kinetic Spectrophotometry

Reporting Name

Glutathione, B

Specimen Type

Whole Blood ACD-B

Specimen Minimum Volume

1 mL

Specimen Stability Information

Specimen Type Temperature Time Special Container
Whole Blood ACD-B Refrigerated 20 days

Reference Values

≥12 months: 46.9-90.1 mg/dL RBC

Reference values have not been established for patients who are <12 months of age.

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 US Food and Drug Administration.

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

NY State Approved

Yes

Day(s) Performed

Monday through Friday

Report Available

10 to 13 days