Abbreviations :AMEL- asymptomatic masses on endocardial leads, LDTD- lead dependent tricuspid valve dysfunction, PA- pulmonary artery SVC- superior vena cava, RA- right atrium , RV- right ventricle, TLE- transvenous lead extraction;

Comparative analysis of the impact of several echocardiographic parameters on the course and efficacy of TLE was presented in supplementary file.