Dear Editor, We have read, with great interest, the article “Septal ablation with catheters and radiofrequency guided by echocardiography for treatment in patients with obstructive hypertrophic cardiomyopathy (OHC): First experience”, published recently by Valdigem et al. in the journal Arquivos Brasileiros de Cardiologia . […]

Abstract Background Atrial fibrillation (AF) is classified according to the amplitude of fibrillatory waves (f) into fine waves (fAF) and coarse waves (cAF). Objectives To correlate the amplitude of f waves with clinical, laboratory, electrocardiographic, and echocardiographic variables that indicate a high risk of thromboembolism and to assess their impact on the success of electrical cardioversion (ECV). Methods Retrospective, observational study that included 57 patients with persistent non-valvular AF who underwent ECV. The maximum amplitude of f waves was measured […]

A Short Background Eduardo Argentino Sosa was born in Corrientes, Argentina, on January 25, 1942. He started a medical course at the School of Medical Sciences of Universidad Nacional del Nordeste, in his hometown, but due to the political situation that affected the university in Argentina at that time, he transferred to the School of Medical Sciences of Córdoba and later to the School of Medical Sciences of Universidad Nacional del Litoral, in the city of Rosário, where he completed […]