Partial cleft of septal mitral leaflet associated with atrial septal defect of the secundum type.
D001741:Black or African American; D006348:Cardiac Surgical Procedures; D002675:Child, Preschool; D004562:Electrocardiography; D006344:Heart Septal Defects, Atrial / Q000150:complications*; D006801:Humans; D008943:Mitral Valve / Q000002:abnormalities*; D014672:Vectorcardiography