ARUP's Laboratory Test Directory
| 0030215: Prothrombin Time |
| Test Mnemonic: PT | |
|
Methodology: Electromagnetic Mechanical Clot Detection
Performed: Sun-Sat Reported: 1-2 days |
| Specimen Required: | |
|
Collect: One 5 mL lt. blue (3.2% sodium citrate).
Transport: 1 mL platelet-poor plasma, frozen. (Min: 0.5 mL) Submit specimen in an ARUP Standard Transport Tube. Unacceptable Conditions: Serum. Nonfrozen, clotted, or hemolyzed specimens. Stability: Ambient: 24 hours; Refrigerated: 24 hours; Frozen: 1 week |
|
| Reference Interval: |
| 12.0-15.5 seconds |
| Note: | |
| Reference intervals established using 3.2% sodium citrate. |
| CPT Code(s): | |
| 85610 |