Tetralogy of Fallot and Cyanosis

Question 1

What is the most common cause of cyanotic congenital heart disease*.

Answer 1

Tetralogy of Fallot

Question 2

The four characteristic features of Tetralogy of Fallot are:

Answer 2

ventricular septal defect (VSD)

right ventricular hypertrophy

right ventricular outflow tract obstruction, pulmonary stenosis

overriding aorta

Question 3

Management of Tetralogy Fallot

Answer 3

surgical repair is often undertaken in two parts
cyanotic episodes may be helped by beta-blockers to reduce infundibular spasm