It is the narrowing of major blood vessel that supplies pure blood to the whole body including brain and legs.

This is generally a disease that presents at birth. It may be present as a sole disease or may be associated with other heart problems like hole in the heart etc.

Clinical Presentation (Symptoms)
It depends on age of presentation.

In neonates, it often presents as a duct dependent lesion in the form of critical COA.

Symptoms can be poor milk intake, increased breathing rate, poor skin colour, decrease urine output etc.

In late infancy or childhood (adolescents), it is either asymptomatic or detected incidentally by a local doctor by hearing an abnormal heart sound (murmur) with poor pulses in lower limbs.

Older child may have high blood pressure (hypertension), headache, bleeding from nose, leg cramps or pains, blurring of vision, loss of consciousness etc.

When to consult a child heart specialist

  • Sick looking newborn with decreased urine output
  • Older child or adolescent with frequent headache or leg pains
  • History of giddiness (fainting attacks)
  • Chest pain

For Treatment of coarctation of aorta, please refer to section of Interventional cardiology ( for balloon dilatation or stenting of coarctation of aorta. For surgical repair of coactation of aorta, please see pediatric cardiac surgical section.

Coarctation of Aorta

Coarctation of Aorta