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Test Code GPIC Glucose Phosphate Isomerase Enzyme Activity, Blood


Specimen Required


Only orderable as part of a profile. For more information see:

-HAEV1 / Hemolytic Anemia Evaluation, Blood

-EEEV1 / Red Blood Cell (RBC) Enzyme Evaluation, Blood


Secondary ID

608419

Useful For

Evaluating individuals with Coombs-negative chronic hemolysis as a part of a profile

Method Name

Only orderable as part of a profile. For more information see:

-HAEV1 / Hemolytic Anemia Evaluation, Blood

-EEEV1 / Red Blood Cell (RBC) Enzyme Evaluation, Blood

 

Kinetic Spectrophotometry (KS)

Reporting Name

Glucose Phosphate Isomerase, B

Specimen Type

Whole Blood ACD-B

Specimen Stability Information

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

Reject Due To

Gross hemolysis Reject
Fully clotted Reject

Reference Values

Only orderable as part of a profile. For more information see:

-HAEV1 / Hemolytic Anemia Evaluation, Blood

-EEEV1 / Red Blood Cell (RBC) Enzyme Evaluation, Blood

 

≥12 months of age: 40.0-58.0 U/g Hb

Reference values have not been established for patients younger than 12 months.

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. It has not been cleared or approved by the US Food and Drug Administration.

CPT Code Information

84087

LOINC Code Information

Test ID Test Order Name Order LOINC Value
GPIC Glucose Phosphate Isomerase, B 44050-3

 

Result ID Test Result Name Result LOINC Value
GPICL Glucose Phosphate Isomerase, B 44050-3

Day(s) Performed

Weekly

Report Available

5 days