Alpha 1 Antitrypsin Phenotype and Genotype
Test Mnemonic
A1ATPG
CPT Codes
- 81332 - QTY (1)
- 82103 - QTY (1)
Aliases
- Alpha-1-antitrypsin phenotype genotype
Performing Laboratory
Cleveland Clinic Laboratories
Specimen Requirements
| Volume | Type | Container | Collect Temperature | Transport Temperature | Special Instructions |
|---|---|---|---|---|---|
| 1 mL | Plasma | Lithium heparin PST (Lt. Green) | Ambient | Refrigerated | |
| 4 mL | Whole blood | EDTA (Lavender) | Ambient | Ambient |
Stability
| Environmental Condition | Description |
|---|---|
| Ambient | Whole Blood: 48 hours; Plasma/Serum: After separation from cells: 7 days |
| Refrigerated | Whole Blood: 7 days; Plasma/Serum: After separation from cells: 3 months |
| Frozen | Whole Blood: Unacceptable; Plasma/Serum: After separation from cells: 3 months |
Days Performed
2 days per week
Turnaround Time
7 days
Methodology
| Name | Description |
|---|---|
| Fluorescence Monitoring | |
| High Resolution Melt Analysis | |
| Real-Time Polymerase Chain Reaction (RT-PCR) |
Reference Range
| Alpha-1-Antitrypsin | |||||
|---|---|---|---|---|---|
| Sex | Age From | Age To | Type | Range | Range Unit |
| Years | 99 Years | Normal | 90 - 200 | mg/dL |
Special Info