Test ID HKC Hexokinase 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
Hexokinase, 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: 0.7-1.7 U/g Hb
Reference values have not been established for patients who are younger than 12 months.
Day(s) Performed
Weekly
Report Available
5 daysPerforming Laboratory

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
82657
LOINC Code Information
Test ID | Test Order Name | Order LOINC Value |
---|---|---|
HKC | Hexokinase, B | 49216-5 |
Result ID | Test Result Name | Result LOINC Value |
---|---|---|
HKCL | Hexokinase, B | 49216-5 |