What does urine ketone body +-mean?

Urine ketone body +-refers to urine ketone body weak positive, indicating that urine contains trace amounts of urine ketone. Ketone body is one of the products of fat decomposition, excreted from urine will form urine ketone body. Generally, the energy supply substance of the human body is glucose. If the sugar metabolism in the body is insufficient, the body will decompose fat to supply energy. Therefore, urine ketone body elevation is more common in patients with insufficient sugar metabolism in the body. For example, diabetic ketoacidosis patients, as well as high fever, severe vomiting, diarrhea, prolonged hunger, fasting these patients, because of glucose metabolism disorders, will also show urine ketone bodies.