Coronary artery abnormal origin aorta

Whether it is two or single coronary arteries, the left or right coronary artery abnormality originates from the corresponding aortic sinus, that is, the left coronary artery originates from the right aortic sinus, and the right coronary artery originates from the left sinus, of which 1/2 ～ One third of the cases form a tangent or acute angle with the aortic wall in the near section, and travel between the aorta and the pulmonary artery, which can cause symptoms of myocardial ischemia and sudden death, which requires surgical treatment.