Physical examination found high glucose need to be considered from the following aspects: physical examination found high glucose in the urine should be concerned about whether there is an increase in blood glucose, if the urine glucose is elevated, blood glucose is considered to be normal, there is a possibility of lowering the renal glucose threshold, you need to go to the nephrology department of the hospital, to rule out hypertension or renal tubular disease caused by a decrease in the renal glucose threshold. If urine glucose is elevated and blood glucose is also elevated, a glucose tolerance test should be performed at the endocrinology department of the hospital to rule out diabetes mellitus. Elevated glucose in the blood should also go to the endocrinology department of the hospital for a glucose tolerance test to rule out diabetes mellitus.