Dilatation of left atrioventricular (not morphologically mitral) valve in double inlet ventricle
dilatation of left atrioventricular (not morphologically mitral) valve in double inlet ventricle
Dilatation of left atrioventricular (nonmitral) valve in double inlet ventricle
dilatation of left atrioventricular (nonmitral) valve in double inlet ventricle