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HelpTest ID GPIC Glucose Phosphate Isomerase Enzyme Activity, Blood
Specimen Required
Only available as part of a profile. For more information see:
-HAEV1 / Hemolytic Anemia Evaluation, Blood
-EEEV1 / Red Blood Cell (RBC) Enzyme Evaluation, Blood
Useful For
The evaluation of individuals with Coombs-negative chronic hemolysis
Method Name
Only available 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, BSpecimen Type
Whole Blood ACD-BSpecimen Stability Information
| Specimen Type | Temperature | Time |
|---|---|---|
| Whole Blood ACD-B | Refrigerated | 20 days |
Reference Values
Only available 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 who are younger than12 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. 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