So will high fat, low carbohydrate diets cause ketones in the urine. Some children have ketones in their urine in the morning just from not eating overnight. After they eat the ketones clear. Uncontrolled diabetes mellitus is the most serious cause of ketones in the urine. When a diabetic doesn't have enough insulin to metabolize the amount of carbohydrate his body needs for energy, his body must burn fat.
Ketones are a byproduct of burning fat and they are excreted in the urine.
I have a 22 month old child, who has had a fever on and off for a month now. She's been to the doctor twice. No other symptoms. Our doctor told us it may be a virus, but she's ran 4 separate fevers in one month all about a week apart. The fever ranges from 101 to 103.