The difference between blood lipids and blood glucose lies in the different definitions, different examination items and different accompanying diseases. 1. Different definitions: Lipid refers to the concentration of lipids in the blood, while blood glucose refers to the concentration of glucose in the blood. 2. Different examination items: Lipid examination mainly includes cholesterol, LDL cholesterol, triglyceride and HDL cholesterol; while blood glucose examination mainly measures glucose level in blood. 3. Accompanying diseases are different: if the blood lipid is abnormal, patients are easy to cause cardiovascular and cerebrovascular diseases, coronary heart disease, cerebral infarction, atherosclerosis, etc.; if the blood glucose is too high, it is easy to cause diabetes mellitus, diabetes mellitus is not effectively controlled or treated, and later on it will also be combined with the heart, brain, nerves, and the fundus of the eyes in the aspect of the chronic complication. Specific lipid and blood sugar problems, should be clearly diagnosed under the guidance of specialists to avoid delays.