Rotten apple smell in the breath

Most patients with diabetic ketoacidosis have polyuria, thirst, drinking and fatigue, and then loss of appetite, nausea, vomiting often with headache, lethargy, irritability, deep breathing, exhaled breath Rotten apple flavor (acetone) Fatty acid β oxidation product acetyl CoA is both a precursor of ketone body and an inevitable way to eliminate ketone body. Acetyl CoA is combined with oxaloacetate, the product of sugar metabolism, to form citric acid, and then enter tricarboxy If the acid cycle is used, if there is not enough sugar metabolite oxaloacetate, the elimination of ketone bodies will be hindered.