Symptoms of the disease vary according to the severity of the congenital malformation of the heart and its impact on the functioning of the heart muscle. The following are some of the symptoms that a sick child may feel or show:

Fatigue and tiredness:

When making any effort, parents notice that their child cannot keep up with the rest of his colleagues when playing or practicing physical sports.

shortness of breath:

The child feels difficulty in breathing, especially when exerting effort, climbing stairs, or doing exercise, and parents may notice rapid breathing and fatigue.

Increased heart rate:

The child feels his heartbeat is strong and fast, and sometimes it is irregular, and the parents notice this also, especially when placing the hand on the child's chest.

bluish color:

Especially the lips, tongue and limbs, and this is usually in congenital heart defects accompanied by cyanosis.

Frequent chest infections:

An example of this is pneumonia and frequent wet cough with sputum.

Nail discoloration and swelling:

The nails are dented and enlarged and may resemble the shape of a drumstick.

Difficulty breastfeeding

It is observed in the infant, accompanied by excessive sweating, shortness of breath and the inability to complete the feeding.

poor growth:

Where the parents notice that the child's weight is not increasing in the normal required way.

Unconsciousness:

for short periods.

Having an abnormal sound:

Or the so-called (snoring) or a murmur in the heart and is usually discovered when examining the child for any reason, and in many cases the sound is benign and goes away automatically.

Swollen body parts:

This is observed in cases of severe heart failure, due to the heart's inability to pump blood as required.

Chest pain and pallor.