11th June 2021

A 5-day-old boy is brought to the paediatric emergency department

A 5-day-old boy is brought to the paediatric emergency department after his face and peripheries developed a blue tinge. The mother reports that the boy was born at term by vaginal delivery and supposedly had a normal newborn and infant physical examination (NIPE). You are concerned that despite starting 100% oxygen the boy’s SpO₂ remains at 80%.

Which of the following congenital heart defects would present in this manner?

Select the SINGLE most appropriate option from the list below. Select ONE option only.