PT
- 2
Control plasmas run:
Quality
Control:
Normal control
Prolonged control
(within therapeutic range)
Controls run every:
8 hours or if batch is
>40 specimens
Time for clot to form in seconds:
Reporting
results:
Specimens run in
duplicate: within 10%
Tube 1 = 12.6 sec.
Tube 2 = 13.0 sec.
Mean = 12.8 so ± 1.3
Tube 2 = 16.0 sec.
Tube 1 = 12.0 sec.
Mean = 14.0 so ± 1.4
Report = 12.8 sec
No Report
