Tricuspid atresia

Tri atresia; Valve disorder - tricuspid atresia; Congenital heart - tricuspid atresia; Cyanotic heart disease - tricuspid atresia

Tricuspid atresia is a type of heart disease that is present at birth (congenital heart disease), in which the tricuspid heart valve is missing or abnormally developed. The defect blocks blood flow from the right atrium to the right ventricle.

Heart, section through the middle

The interior of the heart is composed of valves, chambers, and associated vessels.

Tricuspid atresia

Tricuspid atresia occurs when the tricuspid heart valve is missing or abnormally developed. The defect blocks blood flow from the right atrium to the right ventricle. Ultimately blood cannot enter the lungs, where it must go to pick up oxygen.

Causes

Symptoms

Exams and Tests

Treatment

Outlook (Prognosis)

Possible Complications

When to Contact a Medical Professional

Prevention