Blood glucose 16.13 mmol / L should be promptly consulted to clarify the presence of acute complications of diabetes, it is best to hospitalize and regulate blood glucose. The diagnostic criteria for diabetes mellitus are diabetes mellitus symptoms, i.e., acute metabolic disorder manifestations such as polydipsia, polyphagia, polyuria, weight loss, itchy skin, and vision loss, plus random blood glucose ≥11.1 mmol/L or fasting blood glucose ≥7.0 mmol/L or blood glucose ≥11.1 mmol/L 2 h after glucose load. Blood glucose 16.13 mmol/L is much higher than the normal standard, you should consult the doctor in time to clarify whether there are acute complications such as diabetic ketoacidosis or diabetic hyperosmolar coma, and it is best to be hospitalized to carry out systematic glucose-lowering treatment, so as not to aggravate the condition. Diabetic patients should choose suitable hypoglycemic drugs or insulin according to their own conditions and under the guidance of their doctors, monitor their blood glucose regularly, and review their blood glucose regularly to delay the emergence of diabetic complications.