What is the reason for the absence of glucose in urine?

Glucose is not normally found in urine unless your blood glucose is elevated. The proximal tubule can only reabsorb a limited amount of glucose. When the blood glucose level exceeds about 160 – 180 mg/dl, the proximal tubule becomes overwhelmed and begins to excrete glucose in the urine. read more

Diabetes. This is a very high urine sugar and likely means that you are diabetic and have high blood sugars. read more

Glucose is not normally found in the urine. When glucose is foundin the urine it can be a sign of diabetes of other conditions. read more