Nikolas
Created page with "== Introduction == Congenital heart disease (CHD) are anomalies of the heart and/or the great vessels that are present from birth. They’re the result of faulty embryogenesis in the first trimester. Some form of CHD occurs in 1 in every 100 births, and 12 disorders account for 85% of all CHDs. The occurrence of the most important is shown in the table below: {| class="wikitable" !Malformation !% of all CHDs |- |Ventricular septal defect |42 |- |Atrial septal defect |10..."
