← All Biomarkers

PT

Coagulation Unit: seconds

Prothrombin time (extrinsic pathway)

Also known as: Prothrombin Time

Reference Ranges

Clinical Reference 11.0 – 13.5 seconds
Optimal Range 11.5 – 13.0 seconds
Critical Range > 50.0 seconds

Upload your blood test to see how your PT compares to reference and optimal ranges.

Upload Blood Test