To invade or not to invade.
D000790:Angiocardiography; D009202:Cardiomyopathies / Q000000981:diagnostic imaging; D003327:Coronary Disease / Q000000981:diagnostic imaging; D004452:Echocardiography; D006331:Heart Diseases / Q000175:diagnosis*; D006349:Heart Valve Diseases / Q000175:diagnosis; D006801:Humans