: the presence of excess ketone bodies in the urine
Patients with type 1 or type 2 diabetes treated with insulin need to check their urine for ketones … . If ketonuria is present it is because there is not enough insulin in the blood. Samantha Rosindale
compare ketonemia
Word History
First Known Use
1907, in the meaning defined above
Medical Definition
ketonuria
noun
ke·ton·uria ˌkēt-ə-ˈn(y)u̇r-ē-ə
: the presence of excess ketone bodies in the urine in conditions (as diabetes mellitus and starvation acidosis) involving reduced or disturbed carbohydrate metabolism