- partial 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- (PTT) a measure of the coagulation factors of the intrinsic pathway of coagulation in plasma; now largely superseded by the test of activated partial thromboplastin t.
Medical dictionary. 2011.
partial thromboplastin time
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Partial 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… … Wikipedia
Partial Thromboplastin Time — Die Partial Thromboplastin Time (PTT, partielle Thromboplastinzeit) ist ein Test zur Kontrolle des intrinsischen Blutgerinnungssystems. Sie ist ein wichtiger Kontrollparameter bei einer Heparin oder einer thrombolytischen Therapie sowie für die… … Deutsch Wikipedia
partial thromboplastin time test — see under time … Medical dictionary
activated 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… … Medical dictionary
time — 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) … Medical dictionary
Prothrombin 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… … Wikipedia
Dilute Russell's viper venom time — Russell s viper, Daboia russelii Dilute Russell s viper venom time (dRVVT) is a laboratory test often used for detection of lupus anticoagulant (LA).[1][2] … Wikipedia
ptt — • partial thromboplastin time … Dictionary of medical acronyms & abbreviations
PTTK — 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 … Medical dictionary
PTTK — 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 … The new mediacal dictionary
