Nephrology

Ketones

Normal Range
Negative
Sample Type
Standard
Fasting
No
Unit
mg/dL

Urine ketones are a product of fat metabolism, occurring when the body utilizes fat rather than glucose for energy. In the context of a Urine Routine panel, the presence of ketones (ketonuria) is a critical marker for metabolic derangement. It is most commonly associated with Diabetic Ketoacidosis (DKA), a life-threatening complication of diabetes. It also serves as an indicator of starvation, carbohydrate-restricted diets, or metabolic disorders in pediatric patients. Measuring acetoacetate and acetone levels helps clinicians differentiate between simple hyperglycemia and true ketoacidosis.

Check Your Result

Check Your Result

Interactive
mg/dL

Enter your lab result to see where you stand compared to the standard reference range.

Why Context Matters

False positives can occur due to highly concentrated urine, dehydration, or the presence of certain medications such as levodopa, captopril, or sulfhydryl-containing drugs. A second opinion or blood-based Beta-hydroxybutyrate test may be necessary if clinical symptoms do not align with urine results.

Lab ranges are statistical averages, not biological laws. "Normal" for a 20-year-old male isn't normal for a 60-year-old female.

Clinical References

Source-of-truth databases and clinical guidelines for Ketones:

Related Indicators

DR

Medically Reviewed by Dr. Binoy Babu, MBBS

Board Certified Doctor • 10+ Years Clinical Experience

Dr. Babu is a practicing physician dedicated to empowering patients with clear, actionable medical information. He founded 2opi to bridge the gap between complex lab reports and patient understanding, ensuring everyone has access to a reliable second opinion.

Get Notified When Dr. Babu Is Available