It occurs due decreased insulin secretion and altered glucose metabolism in the body. Body starts metabolizing fats in the absence of glucose and produces ketone bodies (acetone, acetoacetic acid and β-hydroxy butyric acid). Accumulation of ketone bodies causes severe complications. Symptoms include dehydration, tachycardia, fruity odor, increased breathing. It can be managed using insulin injection and potassium supplements.
Related journals of Diabetic Ketoacidosis