ARUP's Laboratory Test Directory
| 0050005: Alpha-2-Macroglobulin |
| Test Mnemonic: A2M | |
|
Methodology: Nephelometry
Performed: Wed, Sat Reported: 1-5 days |
| Specimen Required: | |
|
Collect: One 4 mL SST.
Transport: 1 mL serum at 2-8°C. (Min: 0.3 mL) Submit specimen in an ARUP Standard Transport Tube. Pediatric Collection/Transport: 0.3 mL serum at 2-8°C. Remarks: Separate serum from cells ASAP. Testing can also be performed on CSF and pleural fluid (centrifuge and separate to remove cellular material). Unacceptable Conditions: Hemolyzed specimens. Stability: After separation from cells: Ambient: 8 hours; Refrigerated: 8 days; Frozen: 1 year (if frozen within 24 hours) |
|
| Reference Interval: |
| 131-293 mg/dL |
| CPT Code(s): | |
| 83883 |