activated partial thromboplastin time
1Partial thromboplastin time — The partial thromboplastin time (PTT) or activated partial thromboplastin time (aPTT or APTT ) is a performance indicator measuring the efficacy of both the intrinsic (now referred to as the contact activation pathway) and the common coagulation… …
2activated partial thromboplastin time — (APTT) (aPTT) the period required for clot formation in recalcified blood plasma after contact activation and the addition of platelet substitutes (e.g., brain cephalin or similar phospholipids); used to assess the intrinsic and common pathways… …
3partial thromboplastin time — (PTT) a measure of the coagulation factors of the intrinsic pathway of coagulation in plasma; now largely superseded by the test of activated partial thromboplastin t …
4time — 1. That relation of events which is expressed by the terms past, present, and future, and measured by units such as minutes, hours, days, months, or years. 2. A certain period during which something definite or determined is done. SYN: tempus (2) …
5Prothrombin time — The prothrombin time (PT) and its derived measures of prothrombin ratio (PR) and international normalized ratio (INR) are measures of the extrinsic pathway of coagulation. They are used to determine the clotting tendency of blood, in the measure… …
6APTT — • activated partial thromboplastin time …
7aPTT — • activated partial thromboplastin time …
8APTT — Activated partial thromboplastin time (Medical » Laboratory) * Activated Plasma Thromboplastin Time (Medical » Laboratory) …
9PTTK — partial thromboplastin time with kaolin, also known as activated partial thromboplastin time (APTT): a method for estimating the degree of anticoagulation induced by heparin therapy for venous thrombosis …
10PTTK — partial thromboplastin time with kaolin, also known as activated partial thromboplastin time (APTT): a method for estimating the degree of anticoagulation induced by heparin therapy for venous thrombosis …
