What are the common cyanotic congenital heart diseases?

Common cyanotic congenital heart diseases include tetralogy of Fallot, patent ductus arteriosus, tricuspid valve depression, pulmonary valve atresia, etc.

Cyanotic congenital heart disease is caused by abnormal channels between the left and right hearts of patients, accompanied by pulmonary stenosis or severe pulmonary hypertension. Patients with right heart pressure increase, resulting in blood shunt from abnormal channels from right to left, persistent skin, mucosal cyanosis, squatting, breathing difficulties, clubbing fingers and other symptoms, severe coma, hemoptysis and other symptoms.

Cyanotic congenital heart disease patients need active surgery to correct abnormal anatomical structure.