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.
Ketones in urine is also scientifically referred to as Ketonuria, an anomalous medical condition. The condition is a general indication of increased level of ketones in the blood. This is often witnessed in case of pregnant ladies, Diabetes type 1 patients and people who starve or fast. Production of excessive ketones is a general response to depletion of glucose. In normal conditions no ketones are found in urine.