Adenosine Deaminase, Serum
Test Mnemonic
SAD
CPT Codes
- 84311 - QTY (1)
Includes
- Adenosine Deaminase, Serum/Plasma
Performing Laboratory
ARUP
FDA Category
Laboratory Developed Test
Specimen Requirements
| Volume | Type | Container | Collect Temperature | Transport Temperature | Special Instructions |
|---|---|---|---|---|---|
| 0.5 mL | Serum | No additive (Red) | Frozen | Allow serum tube to clot completely at room temperature. Separate serum from cells within 4 hours of collection and transfer to standard aliquot tube. Freeze aliquot and keep frozen until received in performing lab. |
Alternate Specimen Requirements
| Volume | Type | Container | Collect Temperature | Transport Temperature | Special Instructions |
|---|---|---|---|---|---|
| 0.5 mL | Serum | SST (Gold) | Frozen | Allow serum tube to clot completely at room temperature. Separate serum from cells within 4 hours of collection and transfer to standard aliquot tube. Freeze aliquot and keep frozen until received in performing lab. | |
| 0.5 mL | Plasma | Sodium or Lithium heparin (Green) | Frozen | Separate plasma from cells within 4 hours of collection and transfer to standard aliquot tube. Freeze aliquot and keep frozen until received in performing lab. |
Minimum Specimen Requirements
| Volume | Type | Container | Collect Temperature | Transport Temperature | Special Instructions |
|---|---|---|---|---|---|
| 0.2 mL |
Stability
| Environmental Condition | Description |
|---|---|
| Ambient | After separation from cells: 24 hours |
| Refrigerated | After separation from cells: 1 week |
| Frozen | After separation from cells: 1 month (specimen must remain frozen until received in performing lab) |
Days Performed
Sun, Tue, Thu
Turnaround Time
2 - 5 days
Methodology
| Name | Description |
|---|---|
| Spectrophotometry (S) |
Reference Range
| Adenosine Deaminase | |||||
|---|---|---|---|---|---|
| Sex | Age From | Age To | Type | Range | Range Unit |
| Years | 99 Years | Normal | 0 - 15 | U/L |
Special Info
This test is New York DOH approved.
Clinical Info
This test can be used to evaluate liver function in conjunction with alanine aminotransferase (ALT) or gammaglutamyl transferase (GGT). May also be useful to evaluate tuberculosis pleuritis or extrapulmonary tuberculosis.