About This Test
The Prothrombin Time (PT) test measures how long it takes for blood to clot through the extrinsic and common coagulation pathways.It is commonly combined with INR (International Normalized Ratio) to standardize results across different labs and reagents. The test is done to monitor anticoagulant therapy, pre-surgical screening, suspected bleeding disorders and more. Prolonged PT has been observed in congenital or acquired deficiencies of factor II,V,VII,X or fibrinogen, Liver failure, Vitamin K antagonist /hypovitaminosis K, Fibrinolysis, DIC.
Test Parameters (4)
- INR
- MEAN NORMAL PROTHROMBIN TIME
- PROTHROMBIN TIME TEST
- PT RATIO
Home Collection
✓ Available
Reports Available In
1 Day
Preparation / Prerequisite
History of Anticoagulant intake to be noted
Frequently Asked Questions
Hematology tests are blood tests that study blood cells and related parameters to assess overall health and detect blood-related disorders.
This Test does not require fasting.
Mon-Sat, sample before 4pm, reports same day and Sunday reports next day.
The PT-INR test is important because it measures blood clotting ability, monitors anticoagulant therapy, detects clotting or bleeding disorders, assesses liver function, ensures surgical safety, and helps prevent excessive clotting or bleeding.
Yes, fully automated analysers are used.
TAT Policy
The Turnaround Time (TAT) depends on the following factors:
- Registration date and time
- Type of scan or test
- Scan time or sample collection time
In uncommon circumstances, TAT may be delayed due to test complexity or reasons beyond our control. You will be informed of the estimated TAT at the time of registration.