Sivasankaran Sivasubramonian

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BACKGROUND Congenital coronary arteriovenous fistulas (CAVF), although rare, can present as significant hemodynamic lesions necessitating intervention. METHODS AND RESULTS Six patients (two males) with congenital coronary arteriovenous fistulas (CAVF) underwent percutaneous transcatheter occlusion. The ages ranged from 4 years to 49 years (mean 20.1(More)
AIM To compare the results of percutaneous mitral valvuloplasty (BMV) for mitral restenosis in post-BMV versus postclosed mitral valvotomy (CMV) patients. METHODS AND RESULTS Ninety-two patients who underwent BMV for mitral restenosis were followed up prospectively. Of these, 28 patients had undergone previous percutaneous mitral valvuloplasty (PRIOR BMV)(More)
BACKGROUND The purpose of this study was to examine the influence of atrial fibrillation (AF) on the immediate and long-term outcome of patients undergoing balloon mitral valvotomy (BMV). HYPOTHESIS Patients with atrial fibrillation fair poorly after balloon mitral valvotomy. METHODS There were a total of 818 consecutive patients who underwent elective(More)
BACKGROUND The triple lumen Inoue balloon is routinely used for balloon mitral valvotomy (BMV) in India. Its major limitation is the high cost. The double lumen Accura balloon is less expensive, making it an attractive alternative in the developing countries. The study was meant to assess the safety, efficacy and midterm results of Accura balloon with(More)
BACKGROUND Right ventricular (RV) dysfunction after surgical repair of Tetralogy of Fallot (TOF) is often asymptomatic and may be detected by tissue Doppler imaging (TDI). The severity of RV dysfunction is more after intracardiac repair with transannular patch (TAP). METHODS One hundred seventy-three adult patients who have undergone surgical repair for(More)
BACKGROUND Recognizing patterns of coronary heart disease (CHD) risk in families helps to identify and target individuals who may have the most to gain from preventive interventions. The overall goal of the study is to test the effectiveness and sustainability of an integrated care model for managing cardiovascular risk in high risk families. The proposed(More)