left coronary artery ligation

Left coronary artery ligation is easy to operate, but only for cases with rich collateral circulation and large left-to-right flow. Left-to-right shunt and coronary circulation stealing disappear after ligation, myocardial blood supply is improved, heart strength The failure is improved and disappeared, the heart shadow is reduced, the growth and development are normal, and the body weight is increased. The mortality rate of infant case ligation can be as high as 50%, and the operative mortality rate is significantly lower in cases over 2 years old. Treatment of diseases: congenital coronary artery spasm Indication Simple left coronary artery ligation is only suitable for patients with abnormal left collateral artery and left left to right. Contraindications In addition to the circumflex circulation, the left to right part of the left coronary artery abnormalities, the other patients are not suitable for simple surgery. Preoperative preparation Electrocardiogram, echocardiography and multi-row CT were used to determine the diagnosis before operation.

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