Test Name
HAEMOGLOBIN A2 (HbA2)
Aliases
-
Abbreviations
HBA2
Test Classification
INDIVIDUAL
Department
HEMATOLOGY
Sub Department
GENERAL
TAT Category
ELAPSED (CONTINUOUS) TIME
Estimated TAT
120
TAT Units
HOURS
Test Requirements
1) Exact age (date of birth) required for accurate interpretation.
2) History of transfusion (or no transfusion) within the last 3-4 months required.
3) CBC/ red cell indices
4) EDTA (purple top) vacutainer
SHIPPING/ TRANSPORTATION REQUIREMENTS
Shipping Temperature: Refrigerated ANALYTE STABILITY Room Temperature: 3 days at 20-25°C │ Refrigerated: 7 days at 2-8°C │ Frozen: 6 moths at -20°C
2) History of transfusion (or no transfusion) within the last 3-4 months required.
3) CBC/ red cell indices
4) EDTA (purple top) vacutainer
SHIPPING/ TRANSPORTATION REQUIREMENTS
Shipping Temperature: Refrigerated ANALYTE STABILITY Room Temperature: 3 days at 20-25°C │ Refrigerated: 7 days at 2-8°C │ Frozen: 6 moths at -20°C
Clinical Utility
Diagnosing and differentiating beta-thalassemia (elevated HbA2) from other microcytic anemias.
Last Review
26th Feb 2026