A newborn infant was referred with intermittent cyanosis which improved on crying but worsened when quiet. What is the most likely dignosis ?
In choanal atresia cyanosis relieves when baby stas mouth breathing, that is on crying. Ref : Ghai essential of pediatrics, eighth edition, p.no:366
Diaphragmatic hernia
Congenital hea disease (Cyanotic)
Choanal atresia
Tracheal agencies
C.V.S