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Investigative Techniques > Clinical Laboratory Techniques > Hematologic Tests > Blood Coagulation Tests > Partial Thromboplastin Time
... > Diagnosis > Diagnostic Techniques and Procedures > Clinical Laboratory Techniques > Hematologic Tests > Blood Coagulation Tests > Partial Thromboplastin Time
Circulatory and Respiratory Physiological Phenomena > Blood Physiological Phenomena > Partial Thromboplastin Time

Preferred term

Partial Thromboplastin Time  

Type

  • Topical Descriptor

Broader concept

Related concepts

Entry terms

  • Activated Partial Thromboplastin Time
  • Thromboplastin Time, Partial

Note

  • usually NIM

Scope note

  • The time required for the appearance of FIBRIN strands following the mixing of PLASMA with phospholipid platelet substitute (e.g., crude cephalins, soybean phosphatides). It is a test of the intrinsic pathway (factors VIII, IX, XI, and XII) and the common pathway (fibrinogen, prothrombin, factors V and X) of BLOOD COAGULATION. It is used as a screening test and to monitor HEPARIN therapy.

History note

  • 91(80); was see under BLOOD COAGULATION TESTS 1980-90

In other languages

URI

http://www.yso.fi/onto/mesh/D010314

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RDF/XML TURTLE JSON-LD Created 3/7/79, last modified 6/24/11