|Downtime form:||A-1a Doctor/Provider Orders - Pathology Core and Specialty Care Nursery|
|Light Blue top tube 1.8 mL (Na Citrate)|
INR Critical Reference Value: greater than 3.9
Prothrombin Time may be performed on the same collection tube as Activated Partial Thromboplastin time (aPTT) and Fibrinogen.
Core Lab instrumentation changed from BCS-XP to CS-5100 on 12/16/2019.
This test is also performed in the Iowa River Landing (IRL) clinical laboratory (for specimens drawn at that site).
Activated Partial Thromboplastin Time (aPTT), Plasma