Straddling and displaced atrioventricular orifices and valves.
D006330:Heart Defects, Congenital / Q000196:embryology*; D006352:Heart Ventricles / Q000002:abnormalities*; D006801:Humans; D008943:Mitral Valve / Q000002:abnormalities*; D014261:Tricuspid Valve / Q000002:abnormalities*