Test Directory

Thalassemia and Hemoglobinopathy Evaluation

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Updated Test Information:

Test Description
Thalassemia and Hemoglobinopathy Evaluation
Synonym(s)
Thalassemia and Hemoglobinopathy Ev
Test ID
THEVP
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
Stability
Serum Refrigerated 7 days
Whole Blood EDTA Refrigerated 7 days
Unacceptable Specimen Conditions
Gross hemolysis Reject
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
Estimated TAT
2-25 days
Testing Schedule
Monday-Saturday
Test Includes
THEV Hemoglobinopathy Interpretation
A2F Hemoglobin A2 and F
HBEL Hemoglobin
Electrophoresis, BFERR Ferritin
CPT Code(s)
83020
83021
82728
Minimum Sample Volume
Blood: 2.5 mL; Serum: 0.5 mL
Reference Range
Definitive results and an interpretive report will be provided
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
Performing Lab
Mayo
LOINC Code(s)
20572-4, 20567-4, 42245-1, 14869-2, 42246-9, 32017-6, 32017-6, 32017-6, 78748-1