Cyanotic Congenital Heart Disease

Cyanotic congenital heart disease (CCHD) is a group of structural cardiac defects in which deoxygenated systemic venous blood reaches the systemic circulation, producing central cyanosis from birth or early infancy. For NEET PG, the high-yield skill is pattern recognition: chest X-ray silhouette, age at presentation, and the "5 Ts" mnemonic — then linking each lesion to its classic management. Central cyanosis app…