[A case of endocardial cushion defect without interatrial communication].
D002675:Child, Preschool; D004314:Down Syndrome / Q000150:complications; D004694:Endocardial Cushion Defects / Q000150:complications / Q000175:diagnosis / Q000601:surgery*; D006343:Heart Septal Defects / Q000601:surgery*; D006801:Humans; D008297:Male