Which congenital defect has four components and is characterized by cyanosis causing appearance of "blue babies"?
A) coarctation of the aorta
B) patent ductus arteriosus
C) ventricular septal defect
D) tetralogy of Fallot

Question

Quizplus · Accepted Answer

Tetralogy of Fallot has four components including a ventricular septal defect, pulmonary stenosis, right ventricular hypertrophy, and overriding aorta. This defect causes cyanosis and is often referred to as "blue baby syndrome."

Which Congenital Defect Has Four Components and Is Characterized by Cyanosis