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Coagulation cascade initiated by tissue factor release at the site of tissue injury

Coagulation cascade initiated by tissue factor release at the site of tissue injury
Factors in squares are inactive forms, whereas factors in circles are active enzymes.
PT: prothrombin; Th: thrombin.
Adapted from: Ferguson JJ, et al. Eur Heart J 1998; 19(Suppl D):D6.
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