| Test Name | PTT |
|---|---|
| Test Number | 118 |
| CPT | 85730 |
| Specimen Container | Blue Top Sodium Citrate Tube |
| Specimen Type | Plasma |
| Volume | 5 mL |
| Turn Around Time | 24-48 Hours |
| Reference Range | See Report |
| Stability | Ambient: 1 Day |
| Refrigerated: 1 Day | |
| Frozen: 14 Days | |
| Rejection Criteria | Incorrect tube |
| Set Up Schedule | Monday-Saturday |
| Methodology | Photo-Optical Clot Detection |