Clinical Case Poster session 3P938Spectacular disappearance of a massive 4-chamber thrombusP939A very rare reason of the left atrial appendage massP940A deeper look into an aortic regurgitation - case reportP941Reversible cause of right heart failure in a patient diagnosed with cardiomyopathyP942Consequences of an infectionP943Pacemaker leads in endocarditis surgery, leave it or remove it?P944Infective endocarditis with transesophageal echocardiography inconclusive: a diagnostic challenge resolved with nuclear medicine testsP945Thrombosed transcatheter valve after a mitral valve-in-valve implantationP946Monomorphic ventricular tachycardia in a 68-year-old woman: a late diagnosis of arrhythmogenic right ventricular cardiomyopathy/dysplasia (ARVC/D)P947A clinical case of myotonic dystrophy with complex cardiac involvementP948A case of Churg Strauss diagnosed in the cardiology consultP949Sometimes it is more than just coronary atherosclerosisP950Looking to the other side: exercise echo unveils right ventricular dysfunction in a patient with a final diagnosis of primary pulmonary hypertensionP951Right ventricle myocardial herniation as a complication of constrictive pericarditisP952An acquired gerbode defect mistaken for tricuspid regurgitation: the importance of multi-modality imaging in infective endocarditisP953Right atrial thrombus and pulmonary embolism in two patients with tricuspid atresia after Fontan operationP954Asymptomatic L-transposition of the great vessels diagnosed in adulthoodP955Aorta - right atrial tunnel with aneursymatic left main coronary arteryP956Partial anomalous pulmonary venous connection in a 70-year-old patient