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Geisinger Medical Laboratories Test Catalog
HEMOGLOBIN A2, QUANTITATIVE |
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ORDERING INFORMATION: |
Geisinger Epic Procedure Code: LAB1180 Geisinger Epic ID: 52645 | |
SPECIMEN COLLECTION |
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Specimen type: |
Whole blood | |
Preferred collection container: |
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Alternate Collection Container: |
3 mL lavender-top (K2 EDTA) tube
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Specimen required: |
5 mL whole blood; minimum 1 mL. | |
Special notes: |
Submit 2 EDTA tubes if a CBC is also being requested | |
| SPECIMEN PROCESSING |
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Transport temperature: |
Room temperature. | |
Specimen stability: |
Room temperature: 5 days. Refrigerated: 7 days. Frozen: Unacceptable. | |
Rejection criteria: |
Hemolysis. Clotted specimen. | |
TEST DETAILS |
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Additional information: |
Blood transfusions within the last 4 months may affect results. | |
CPT code(s): |
83020 | |
| Note: The billing party has sole responsibility for CPT coding. Any questions regarding coding should be directed to the payer being billed. The CPT codes provided by GML are based on AMA guidelines and are for informational purposes only. | ||
Methodology: |
Capillary Electrophoresis |
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Synonyms: |
Quest test code 511, Hgb A2
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Clinical significance: |
Differential diagnosis of thalassemia and anemias. In B-thalassemia trait A2 is elevated. | |