[Oral anticoagulation in patients with atrial fibrillation: from guidelines to bedside].

Objective: Although oral anticoagulation has proved beneficial for patients with atrial fibrillation (AF) and embolic risk factors, it is still underused. The objective of this study was to evaluate the adequacy of anticoagulation therapy in patients with AF followed in a private clinic specialized in cardiology, in accordance with the American and European societies of cardiology guidelines/2006 and with the Brazilian Guidelines/2003.

Methods: Between November 2005 and August 2006, we evaluated 7,486 electrocardiograms and selected 53 patients with AF and complete chart records.

Percutaneous transluminal septal alcoholization for the treatment of refractory hypertrophic obstructive cardiomyopathy: initial experience in the Federal District.

Objective: To analyze the efficacy of percutaneous transluminal septal alcoholization in the treatment of refractory obstructive hypertrophic cardiomyopathy (HOC).

Methods: The patients were referred for alcoholization after Doppler echocardiography. Before and after alcoholization, the intraventricular pressure gradient was recorded.