Podcast
Questions and Answers
What is the normal value for Prothrombin Time (PT) using the Whole Blood Method?
What is the normal value for Prothrombin Time (PT) using the Whole Blood Method?
- 15-18 sec.
- 10-12 sec. (correct)
- 12-15 sec.
- 7-10 sec.
Why is PT an important test for patients receiving warfarin therapy?
Why is PT an important test for patients receiving warfarin therapy?
- To evaluate Extrinsic and Common Pathways (correct)
- To assess Factor XIII levels
- To monitor platelet function
- To measure red blood cell count
What does the International Normalized Ratio (INR) measure?
What does the International Normalized Ratio (INR) measure?
- Platelet function
- Hemoglobin levels
- Sensitivity of the PT reagent (correct)
- Red blood cell count
How does a prolonged PT (>12 sec.) indicate a deficiency?
How does a prolonged PT (>12 sec.) indicate a deficiency?
What does ISI stand for in the context of PT reagents?
What does ISI stand for in the context of PT reagents?
Why is Factor XIII not detected using both Prothrombin Time (PT) and Activated Partial Thromboplastin Time (APTT)?
Why is Factor XIII not detected using both Prothrombin Time (PT) and Activated Partial Thromboplastin Time (APTT)?
What is the primary function of Simplastin in the PT test?
What is the primary function of Simplastin in the PT test?
How does INR relate to the sensitivity of a PT reagent?
How does INR relate to the sensitivity of a PT reagent?
Why is it important to compute INR in modern PT tests?
Why is it important to compute INR in modern PT tests?
What is the normal value for Prothrombin Time (PT) using the Capillary Tube Method in minutes?
What is the normal value for Prothrombin Time (PT) using the Capillary Tube Method in minutes?
Which of the following is NOT a equipment used in the Extrinsic and Common Pathway Test of Choice?
Which of the following is NOT a equipment used in the Extrinsic and Common Pathway Test of Choice?
What is the normal INR range as mentioned in the text?
What is the normal INR range as mentioned in the text?
Which component is NOT part of Simplastin reagent for Prothrombin Time (PT) testing?
Which component is NOT part of Simplastin reagent for Prothrombin Time (PT) testing?
What does ISI represent in the context of PT reagents?
What does ISI represent in the context of PT reagents?
Why is Factor XIII deficiency hard to detect using PT and APTT tests?
Why is Factor XIII deficiency hard to detect using PT and APTT tests?
What happens when the ISI of a PT reagent is closer to 1?
What happens when the ISI of a PT reagent is closer to 1?
