LDL 3.65mmol/L exceeds the normal value, which is mildly elevated, and needs to be strictly controlled if accompanied by cardiovascular and cerebrovascular diseases. The normal value of LDL is 0~3.37mmol/L, 3.65mmol/L exceeds the normal value. Patients with simple LDL elevation do not need special treatment, they can control the level of blood lipids through diet, and they should usually strictly limit the intake of high-fat food, eat more green and fresh vegetables, and review blood lipids regularly. Elevated LDL, if accompanied by obvious cardiovascular and cerebrovascular diseases, the risk of the condition will increase, need to take oral statin drugs to reduce blood lipids, such as atorvastatin, resuvastatin, etc., to control the level of LDL below 1.8mmol/L. Patients with elevated LDL should seek timely hospital care to assess risk and develop a reasonable treatment plan under the guidance of a physician.