Your eye doctor can estimate the amount of astigmatism you have by shining a light into your eye while manually introducing a series of lenses between the light and your eye. This test is called retinoscopy.
Causes of Ketones in the urine (Ketonuria): See detailed list of causes below. Ketones in the urine (medical symptom): The presence of ketones in the urine. The list of medical condition causes of Ketones in the urine (Ketonuria) includes: 1  Uncontrolled diabetes. 2  Glycogen storage disease.  Starvation.
10 most extreme places on Earth. Ketonuria is a term which describes the presence of ketone bodies in the urine. Ketones, as they are also known, are produced in the body as part of the breakdown of fatty acids.When they are present in the urine, it indicates that the body is burning fat for energy.hen people have ketonuria, they also commonly express ketones in their breath, with the breath having a distinct sharp odor. When someone has ketonuria, it is important to find out why. The condition may be relatively benign and not a cause for concern, or it may be worrying.