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Background Despite the common practice of clopidogrel loading for coronary stenting, the time dependence and degree of platelet inhibition after this therapy are not well defined. We sought to establish an optimal clopidogrel dosing regimen for sustained platelet inhibition in stented patients. Methods and Results Platelets were assessed by conventional aggregation with 5 μmol/L adenosine diphosphate...
Background: Data from small studies have shown the presence of platelet abnormalities in patients with congestive heart failure (CHF). We sought to characterize the diagnostic utility of platelet function analyzer (PFA-100) in the CHF population. Methods: Blood samples were obtained for measurement of adenosine diphosphate (ADP)/collagen and epinephrine/collagen shear-induced closure time (CT), whole...
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