Pediatrics Which one of the following congenital heart diseases has cyanosis without cardiomegaly and/or congestive heart failure – A Transposition of great arteries B Fallot's tetralogy C Congenital mitral regurgitaion D Congenital pulmonary stenosis 💡 Explanation Which one of the following congenital heart diseases has cyanosis without cardiomegaly and/or congestive heart failure – ✓ Correct Answer: B. Fallot's tetralogy