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EXPERIMENTAL FACTOR ONTOLOGY - ANNOTATIONS

Term:partial thromboplastin time
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Accession:EFO:0004310 term browser browse the term
Definition: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.
Comment:"http://www.nlm.nih.gov/medlineplus/ency/article/003653.htm"
Synonyms:exact_synonym: Cephalin-Kaolin coagulation time;   activated partial thromboplastin time
 xref: CMO:0000210;   MeSH:D010314;   NCI:C38462
 external_ontology: is_about is_about EFO:0001941


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