P1246Age-, body size-, and sex-specific reference values for tricuspid valve apparatus parameters by real-time three-dimensional transthoracic echocardiographyP1247Surgical therapy in infective endocarditis: predisposing and prognostic factorsP1248Evalutation of MV annulus geometry modifications before and after mitraclip implantation with 3D transesophageal echocardiographyP1249Prognostic echocardiographic parameters for successful transcatheter edge-to-edge mitral valve repairP1250Influence of body surface area in diagnosis and outcome patient-prosthesis mismatch after TAVI. Is it necessary to adjust for ideal body weight?P1251Outcome of paradoxical low-flow low-gradient severe AS following TAVI: paradoxical VS parallel to outcome of high gradient ASP1252Prognostic role of cardiac calcifications in subjects without overt significant heart disease and previous cardiovascular events: is there an additive value over cardiovascular risk factors scores?P1253Aging degeneration of mitral valve without leaflet prolapse or tethering as a cause of severe mitral regurgitationP1254Cardiovascular risk assessment should be performed in patients with incidental aortic sclerosisP1255Cardiac valve calcification score: simple 2D echocardiographic tool for cardiovascular risk stratification in patients with chronic renal failureP1256Diastolic mitral regurgitation following transcatheter aortic valve replacement: prevalence, predictors and impact on outcomesP1257Timing of myocardial shortening determines left ventricular regional remodelling in hearts with conduction delaysP1258Myocardial stiffness assessment using shear wave imaging in healthy children and hypertrophic cardiomyopathyP1259Assessment of right ventricular response to exercise using vector velocity imaging in hypertrophic cardiomyopathyP1260Diagnostic value of cardiac biomarkers (high sensitive troponin T and N-terminal pro-brain natriuretic peptide) in patients with infiltrative cardiomyopathiesP1261Right ventricular global longitudinal strain differentiates between adolescent patients with definite, borderline and possible ARVC and controlsP1262 echogrqphic predictif factors of atrial arrhythmias in patients with arrhythmogenic right ventricular dysplasiaP1263Importance of combined left atrial size and estimated pulmonary pressure for clinical outcome in patients presenting with heart failure with preserved ejection fractionP1264Chronotropic response in mitochondrial (ANT1) cardiomyopathyP1265 The effect of cardiovascular risk factors and cancer type in anthracycline's cardiotoxicityP1266Revisiting the echocardiographic features of acute myocarditisP1267Altered circulation in fetuses of diabetic mothers: a fetal computational model analysisP1268Increased epicardial adipose tissue is related to stress-induced cardiomyopathyP1269Contrast enhanced ultrasound of kidney perfusion in patients with renal artery stenosis: diagnostic and prognostic applications.