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HelpTest ID TPIC Triosephosphate 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
608424Useful For
Evaluating individuals with chronic nonspherocytic hemolytic anemia
Evaluating individuals with early onset neurologic impairment
Genetic counseling for families with triosephosphate isomerase deficiency
Specimen Type
Whole Blood ACD-BSpecimen 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: 1033-1363 U/g Hb
Reference values have not been established for patients younger than 12 months.
Performing Laboratory
Mayo Clinic Laboratories in Rochester
CPT Code Information
82657
Day(s) Performed
Tuesday, Thursday