Patent Ductus Arteriosus | Symptoms and Causes

What are the symptoms of patent ductus arteriosus?

The size of the patent ductus arteriosus will affect the type of symptoms, the severity of symptoms and when they occur.

A child with a small patent ductus might not have any symptoms, and your child's doctor may only discover the defect by hearing a heart murmur.

Babies with a larger patent ductus may have the following symptoms:

  • fatigue
  • sweating
  • rapid breathing
  • heavy breathing
  • congested breathing
  • disinterest in feeding or tiring while feeding
  • poor weight gain

What are the causes of patent ductus arteriosus?

Almost all children have a small connection between the aorta and pulmonary artery at birth. It is not known why some children have a connection that doesn’t close.