Laboratory test
Prothrombin Time / INR
Prothrombin Time / INR: 2 parameters from a blood sample, no fasting.
Also known as
PT INR · Prothrombin time · Blood clotting time test
- Sample
- Blood
- Fasting
- Not required
- Expected report time
- Within 2 hours
- Parameters
- 2
What is the Prothrombin Time / INR?
Prothrombin Time / INR includes Prothrombin Time (PT), International Normalised Ratio (INR). The listed sample is Citrate Plasma. The parameter table provides the available units and method details. Discuss the measurements with your clinician in the context of the investigations requested.
What does the Prothrombin Time / INR measure?
2 parameters. Expand a group to see the measurements, units and available method details.
Other measurements2 parameters
| Parameter | Unit | LOINC |
|---|---|---|
| Prothrombin Time (PT) | sec | 5902-2 |
| International Normalised Ratio (INR) | ratio | 6301-6 |
The reference interval printed on your actual laboratory report governs interpretation. Intervals can vary by laboratory, method, age, sex and pregnancy. Methods can also vary by processing laboratory.
Prothrombin Time / INR: sample & preparation
Sample: Blood. Fasting: Not required.
- No fasting is needed. Tell the lab about any blood-thinning medicines (such as warfarin or aspirin) you are taking, as these affect the result.
Frequently asked questions
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Book the Prothrombin Time / INR
2 parameters · No fasting required · Report time: Within 2 hours
View booking benefitsSave ₹870 (78%)
Test price