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11 Cards in this Set

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Considered as labile factors

Factor V


Factor VIII

Cold temp storage (1-6C)



-precipitation of _____


-activation of _____


-destruction of _____

vwf


Factor VII


Platelets

Formula for AC adjustment

C=(0.00185)(100-H)V

Shortened test results

-Hemolysis


-Excessive agitation


-Prolonged tourniquet


-Excessive needle manipulation


-platelet contamination

HEPEP

Prolonged Test results

Presence of clot


Increased AC conc.

Time fo PT with no unfractionated heparin(UFH) in spx

24 hours

time for APTT for monitoring UFH theraphy

separate within 1 hour, test within 4 hours

Time for PT when UFH is present in spx

separate within 1 hour, test within 4 hours

-Constriction of damage blood vessels


-formation of platelet plugs

primary hemostasis

-Formation of fibrin meshwork through activated coag fator


-inhibition of activated coag factor

Secondary hemostasis

time for APTT with no unfractionate heparin (UFH) in spx

4 hours