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OBJECTIVE The purpose of this study was to compare the effects of continuation versus discontinuation of the angiotensin-converting enzyme (ACE) inhibitor ramipril and assess the efficacy of prophylactic vasopressin infusion on hemodynamic stability and vasoactive drug requirements in patients undergoing coronary artery bypass graft (CABG) surgery. DESIGN(More)
OBJECTIVE To evaluate and compare early hemodynamic changes after elective mitral valve replacement (MVR) in patients with severe and mild pulmonary arterial hypertension (PAH). DESIGN A prospective observational study. SETTING University-affiliated hospital. PARTICIPANTS Sixty patients undergoing elective MVR. INTERVENTIONS The patients were(More)
INTRODUCTION Heparin is a widely used anticoagulant that inhibits thrombin and factor Xa via antithrombin III. Bivalirudin is a direct thrombin inhibitor and does not inhibit factor Xa. It inhibits both circulating and clot-bound thrombin. In order to better understand the mechanisms of action of these anticoagulants, we studied their effects on the(More)
INTRODUCTION In the last few years, viscoelastic point-of-care (POC) coagulation devices such as thromboelastography (TEG), rotational thromboelastometry (ROTEM), and Sonoclot (SON) analyzer have been increasingly used in major surgeries for timely assessment and management of coagulopathies. The aim of the present study was to evaluate coagulation profile(More)