Lab Values, part 19: Activated Partial Thromboplastin Time (aPTT), Prothrombin Time (PT), & International Normalized Ratio (INR)

Coagulation lab values including activated partial thromboplastin time (aPTT), prothrombin time (PT), and international normalized ratio (INR). Definition/function and possible causes of abnormalities.

• 00:00 Intro
• 1:00 Activated Partial Thromboplastin Time (aPTT)
• 2:58 Increased Time
• 4:42 Prothrombin Time (PT)
• 6:09 Increased Time
• 7:33 International Normalized Ratio (INR)
• 8:45 Elevated Levels
• 10:14 Quiz