Abstract
Objective: To evaluate the effect of desmopressin (DDAVP) on hemostatic parameters during dialysis and in the interval between dialysis sessions. Subjects and Methods: Fifteen patients dialyzed twice weekly at least for 1 year and 15 healthy volunteers serving as a control group were enrolled in the study. Bleeding time, platelet count, prothrombin time, activated partial thromboplastin time, tissue plasminogen activator (tPA), plasminogen activator inhibitor (PAI-1), euglobulin clot lysis time, protein C, protein S, fibrinogen, D-dimer, factor V, VII, VIII, IX, X and von Willebrand factor (VWF) values were studied at the beginning, at 2 and 4 h of dialysis with and without administration of DDAVP at a dose level of 2 µg/kg intranasally. Results: After dialysis, bleeding time shortened, PAI-1 and fibrinogen levels were lower, while VWF and D-dimer levels were higher. After DDAVP administration, bleeding time, PAI-1 levels were significantly lower (p < 0.01), while tPA, factor VIII and VWF levels increased significantly (p < 0.001). Conclusion: The findings indicate that DDAVP can be used for patients on dialysis with serious bleeding.
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