<prompt> Which congenital heart disease is associated with the defect shown in the diagram below?Tricuspid atresiaHypoplastic left ventricleAortic stenosisEndocardial cushion defect  <response>: Ans. D. Endocardial cushion defectThe above diagram shown is of Simian Crease. This finding is seen in Downs syndrome specifically. So this is a case of Downs syndrome in which most common congenital anomaly found is Endocardial Cushion Defect, hence the answer. 