Objective: The nomenclature and possible cause of hypertrophic cardiomyopathy (HCM) with ventricular dilatation and heart failure were explored.

Athlete's heart appears as heart dilatation in shape. The type and degree of heart dilatation have a close relationship with sport item, intensity of training and time of training.

Conclusion tricuspid annular dilatation, right heart impairment and severe pulmonary hypertension are responsible for the development of late tricuspid regurgitation after mitral valve replacement.