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8 Cards in this Set
- Front
- Back
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What coagulaiton factors may be detected using the PTT as a screeing test ?
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instrinsic- XII, XI, IX, VIII, X, V, II
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Normal ranges of PTTs
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25.0-40.0 seconds
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What therapetuic anticoagulant is most often monitored using the PTT?
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Heparin
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2 reagent used in PTT
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1. PTT reagent
2. Calcium chloride |
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Which pathway does the PTT monitor
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Instrinsic and Common pathways
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What would be the PTT result in a patinet wit hemophilia A
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prolonged time for factor VIII
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What would be the PTT result in a patient with factor VII deficiency?
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Normal, why this test does not measure factor 7
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How this anticoagulant works
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Heparin activates anti-thrombin which inactivates prothrombin
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