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DeCS
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Descriptor English:
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Partial Thromboplastin Time
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Descriptor Spanish:
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Tiempo de Tromboplastina Parcial
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Descriptor Portuguese:
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Tempo de Tromboplastina Parcial
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Synonyms English:
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Activated Partial Thromboplastin Time
Cephalin-Kaolin Coagulation Time
Kaolin-Cephalin Coagulation Time
Thromboplastin Time, Partial
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Tree Number:
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E01.450.375.115.600
G09.188.250.660
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Definition English:
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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. |
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Indexing Annotation English:
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usually NIM; DF: PTT
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See Related English:
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Blood Coagulation
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History Note English:
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91(80); was see under BLOOD COAGULATION TESTS 1980-90
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Allowable Qualifiers English:
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Record Number:
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10505
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Unique Identifier:
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D010314
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Occurrence in VHL:
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Similar:
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DeCS SciELO LILACS LIS
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