Turnaround Time Reference Chart
Antigen-Negative Units Requests
| Priority |
Order Submission Window |
Processing & Turnaround Time |
| Specific Date & Time |
1–2 weeks prior to need |
Needed >24 hrs |
| Routine |
≤24 hrs before |
≤24 hrs |
| ASAP |
≤12 hrs before |
≤12 hrs |
| STAT |
≤4 hrs before |
≤4 hrs |
Note: If units are needed emergently, call the lab immediately
Reference Laboratory Testing Requests
| Priority |
Turnaround Time |
| Routine |
≤48 hrs |
| ASAP |
≤24 hrs |
| STAT |
≤8 hrs |
Transfusion Services Testing
| Test Type |
Priority |
Turnaround Time |
| Type & Screen and/or Product Requests |
Routine |
≤8 hrs |
| |
ASAP |
≤4 hrs |
| |
STAT |
≤60 min (90% compliance) |
Additional Notes:
- All TATs are measured from the time the sample is received by the testing laboratory.
- Complex workups may require additional time; a preliminary report will be provided.
- Final report follows preliminary report within 1–2 days of order completion.
