Definition of absolute pressure. : total pressure at a point in a fluid equaling the sum of the gauge and the atmospheric pressures.
Sugars A high level of glucose and other sugars in the urine (glycosuria) is often a symptom of diabetes mellitus. Glycosuria can also be caused by advanced kidney disease, Cushing's syndrome, impaired tubular reabsorption, shock, a rare tumor of the adrenal gland (pheochromocytoma), or cancer of the pancreas.lycosuria Glycosuria or glucosuria is a condition of osmotic diuresis typical in those suffering from diabetes mellitus. It leads to excretion of glucose in the urine. Due to a lack of the hormone insulin, plasma glucose levels are above normal.
Signs & Symptoms. In individuals with renal glycosuria, glucose is excreted in the urine in the presence of normal or low concentrations of blood glucose. With normal renal function, as blood flows through the kidneys, glucose and other substances are filtered from the fluid portion of the blood.igns & Symptoms. In individuals with renal glycosuria, glucose is excreted in the urine in the presence of normal or low concentrations of blood glucose. With normal renal function, as blood flows through the kidneys, glucose and other substances are filtered from the fluid portion of the blood.