Test Directory
Thalassemia and Hemoglobinopathy Evaluation
Print this pageUpdated Test Information:
| Test Description |
Thalassemia and Hemoglobinopathy Evaluation
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|
|---|---|---|
| Synonym(s) |
Thalassemia and Hemoglobinopathy Ev
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|
| Test ID |
THEVP
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| General Information |
Useful for:
Extensive and economical diagnosis and classification of hemoglobinopathies or thalassemia including complex disorders Evaluation of microcytosis Diagnosis of hereditary persistence of hemoglobin (HPFH) |
|
| Specimen Type |
Serum
|
|
| Specimen Requirements |
Lavender
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| Stability |
Serum Refrigerated 7 days
Whole Blood EDTA Refrigerated 7 days |
|
| Unacceptable Specimen Conditions |
Gross hemolysis Reject
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|
| Methodology |
THEV: Consultative Interpretation
A2F: Cation Exchange/High-Performance Liquid Chromatography (HPLC) HBEL: Capillary Electrophoresis FERR: Immunoenzymatic Assay IEF: Electrophoresis MASS: Mass Spectrometry (MS) HPFH: Flow Cytometry UNHB: Isopropanol and Heat Stability THEVA: Consultative Interpretation |
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| Estimated TAT |
2-25 days
|
|
| Testing Schedule |
Monday-Saturday
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| Test Includes |
THEV Hemoglobinopathy Interpretation
A2F Hemoglobin A2 and F HBEL Hemoglobin Electrophoresis, BFERR Ferritin |
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| CPT Code(s) |
83020
83021 82728 |
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| Minimum Sample Volume |
Blood: 2.5 mL; Serum: 0.5 mL
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|
| Reference Range |
Definitive results and an interpretive report will be provided
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| Reflex Conditions |
SDEX Hemoglobin S, Scrn
IEF IEF Confirms MASS Hb Variant by Mass Spec UNHB Unstable Hemoglobin HPFH Hemoglobin F, Red Cell Distrib ATHAL Alpha-Globin Gene Analysis WASQR Alpha Globin Gene Sequencing WBSQR Beta Globin Gene Sequencing WBDDR Beta Globin Cluster Locus Del/Dup WGSQR Gamma Globin Full Gene Sequencing THEVA Thalassemia Summary Interpretation |
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| Performing Lab |
Mayo
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| LOINC Code(s) |
20572-4, 20567-4, 42245-1, 14869-2, 42246-9, 32017-6, 32017-6, 32017-6, 78748-1
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