Question

A 2-hour-old term newborn becomes cyanosed during feeding and has a loud systolic murmur. SpO2 is 85% on air and does not improve significantly with oxygen. Which congenital heart lesion is most likely?

Accepted Answer

Tetralogy of Fallot.

Answer

Ventricular septal defect.

Answer

Patent ductus arteriosus.

Answer

Atrial septal defect.

Answer

Small muscular VSD.

Practice question

A 2-hour-old term newborn becomes cyanosed during feeding and has a loud systolic murmur. SpO2 is 85% on air and does not improve significantly with oxygen. Which congenital heart lesion is most likely?