Hemoglobin A2 and F
Test Mnemonic
A2F
CPT Codes
- 83021 - QTY (1)
Aliases
- Hb A2 and Hb F by HPLC
Performing Laboratory
Cleveland Clinic Laboratories
Specimen Requirements
| Volume | Type | Container | Collect Temperature | Transport Temperature | Special Instructions |
|---|---|---|---|---|---|
| 4 mL | Blood | EDTA (Lavender) | Refrigerated |
Minimum Specimen Requirements
| Volume | Type | Container | Collect Temperature | Transport Temperature | Special Instructions |
|---|---|---|---|---|---|
| 1 mL |
Stability
| Environmental Condition | Description |
|---|---|
| Refrigerated | 7 days |
| Ambient | Unacceptable |
| Frozen | Unacceptable |
Days Performed
Mon - Fri
Turnaround Time
1 - 4 days
Methodology
| Name | Description |
|---|---|
| High Performance Liquid Chromatography (HPLC) |
Reference Range
| Hemoglobin A2 Percent | |||||
|---|---|---|---|---|---|
| Sex | Age From | Age To | Type | Range | Range Unit |
| Years | 99 Years | Normal | 2.0-3.1 | % | |
| Hemoglobin Fetal | |||||
| Sex | Age From | Age To | Type | Range | Range Unit |
| Normal | 0.0-0.9 | % |
Special Info
Indicate ethnic or racial origin if possible, date of most recent transfusion and age of patient.
Clinical Info
Investigation of thalassemias.