乳酸是机体在无氧条件下糖酵解的最终产物。高乳酸盐血症最常见的原因是组织血流灌注不良及供氧不足,常并发于感染、肿瘤、糖尿病、肝病等常见老年病中。乳酸性酸中毒是代谢性酸中毒最常见的原因之一,因此,血乳酸测定是代谢性酸中毒病因诊断 Lactic acid is the end product of glycolysis in the absence of oxygen. The most common cause of hyperlipidemia is poor tissue perfusion and lack of oxygen, often complicated by infections, cancer, diabetes, liver disease and other common diseases of the elderly. Lactic acidosis is one of the most common causes of metabolic acidosis, therefore, blood lactate is the cause of metabolic acidosis diagnosis