What is the cause of heart valve insufficiency?

The causes of heart valve insufficiency are congenital dysplasia, disease factors, degenerative diseases, etc.

1. Children with congenital dysplasia

are often congenital valve abnormalities, such as subtrunk ventricular septal defect, valve cleft, bicuspid valve malformation, etc., which can directly cause heart valve insufficiency.

2. Disease factors

Rheumatic heart disease, myxoid degeneration, infectious endocarditis, connective tissue disease, dilated disease, coronary atherosclerotic heart disease and other diseases can lead to changes in heart structure or function, resulting in heart valve insufficiency.

3. Degenerative diseases

With the growth of human body, various functions and tissues of human body will deteriorate, and aging of heart valve function will lead to calcification of leaflets that cannot be completely closed.