Uremia means that the patient urinates more, completely uncontrollable, at this time will not be treated with diuretic drugs, commonly used drugs for antidiuretic hormone, and diuretic drugs have the exact opposite effect. Urinary avalanches have renal avalanches and central avalanches, usually with different treatments, urinary avalanches are often accompanied by a decrease in urine osmolality and a decrease in urine specific gravity, which is due to the water content of the urine is more, and the renal tubular reabsorption function has disappeared. At this point the patient should be treated with antidiuretic hormones or vasopressors, by reducing urine production.