Urinary ketone bodies 2+ may be more important and can be seen in conditions such as non-diabetic ketonuria or diabetic ketonuria. 1. Non-diabetic ketonuria: when the body has vomiting, diarrhea, high fever, hunger, fat decomposition increases, can appear urine ketone body 2 +, can be appropriate to increase the carbohydrate content of the diet as well as drink more water to promote the urinary ketone body discharge. 2. Diabetic ketonuria: diabetes can also cause urinary ketone body 2 +, because diabetic patients with insufficient insulin in the body, so that the sugar metabolism is abnormal, resulting in the body can not utilize glucose so as to shift to the use of fat for energy, fat decomposition of ketone bodies, if the amount of ketone bodies produced is too much, may lead to ketoacidosis, coma and even life-threatening. Urinary ketone bodies 2 + is recommended to clarify the cause and treatment under the guidance of a doctor.