Congenital anomalies of the oesophagus Ashwin Pimpalwar

A1 A OA is of five types. The commonest type is OA with distal TOF, with an incidence of 85.8%. This is also known as type ‘C’ OA. The next common type is the pure OA with no fistula. The incidence of this anomaly is 7%–8%.