What is a heart disease?

Heart disease refers to a problem with the structure or function of the heart. It is a general term for a large class of diseases. Heart disease is divided into congenital heart disease and acquired heart disease.

(1) Congenital heart disease: It is caused by abnormal development of the heart during the fetal period, such as ventricular septal defect and lack of atrial septum.

(2) Acquired heart disease: refers to cardiac abnormalities caused by various etiological factors after birth, such as coronary atherosclerotic heart disease (coronary heart disease), rheumatic heart disease, hypertrophic cardiomyopathy, dilated myocardial Disease, hypertensive heart disease, infectious heart disease, etc.