thromboplastin time

thromboplastin time
Thromboplastinzeit f, Prothrombinzeit f, Quick-Wert m

Fachwörterbuch Medizin Englisch-Deutsch. 2013.

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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time — (PTT) a measure of the coagulation factors of the intrinsic pathway of coagulation in plasma; now largely superseded by the test of activated partial thromboplastin t …   Medical dictionary

  • 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

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  • Time, prothrombin — A clotting test, the prothrombin time is done to test the integrity of part of the clotting scheme. The prothrombin time is commonly used as a method of monitoring the accuracy of blood thinning treatment (anticoagulation) with COUMADIN.… …   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

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  • Prothrombin time — A clotting test, the prothrombin time is done to test the integrity of part of the clotting scheme. The prothrombin time is commonly used as a method of monitoring the accuracy of blood thinning treatment (anticoagulation) with COUMADIN.… …   Medical dictionary

  • prothrombin time — PT the time taken for blood clotting to occur in a sample of blood to which calcium and thromboplastin have been added. A prolonged PT (compared with a control sample) indicates a deficiency of coagulation factors, which – with calcium and… …   The new mediacal dictionary

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