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.
Chyluria is often caused by filariasis due to the parasite Wuchereria bancrofti, a thready nematode which lodges the lymph channels. Another cause is pregnancy or childbirth. In the United States, one of the most common causes is partial nephrectomy or thermal ablation of a kidney lesion.