Random blood glucose 10mmol/L is within the normal range. The normal range of random blood glucose is generally 3.9~11.1mmol/L, so random blood glucose 10mmol/L belongs to the normal range, and the suspected blood glucose abnormality can improve the fasting blood glucose as well as glucose tolerance test examination. Normal 2-hour postprandial blood glucose range should be less than 7.8mmol/L, fasting blood glucose normal range of 3.9~6.1mmol/L, if the above blood glucose value is abnormal, accompanied by drinking, eating, urinating, weight loss and other clinical manifestations of diabetes mellitus need to go to the hospital in a timely manner, to clarify whether diabetes mellitus. If the random blood glucose value is abnormal or if there is a suspicion of diabetes-related symptoms, it is recommended to go to the hospital and make a judgment under the guidance of the doctor to identify the cause of the disease and treat it in time.