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Test Findings




  • Urine does not normally contain ketones, though a small amount may be present after vigorous exercise, vomiting or diarrhoea. Significant amounts of urinary ketone suggest the presence of ketosis.
  • There are three types of ketone - acetone, acetoacetic acid and betahydroxybutyrate. The nitroprusside method used in dipsticks is most sensitive for acetoacetic acid.
    • Causes of Ketonuria

    • Carbohydrate-free diet
    • Diabetic ketoacidosis
    • Alcoholic ketoacidosis
    • Starvation ketosis
    • Isopropyl alcohol intoxication
    • Eclampsia
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