Uremia is a relatively rare clinical disease, is a kind of endocrine metabolic abnormalities of the disease, the lesion site in the pituitary gland. The main symptom after the occurrence of urolithiasis is frequent urination, but also a lot of urine, which is a very big characteristic. This symptom is different from other urological diseases, such as frequent urination, urinary urgency, painful urination, poor urination. So the typical symptom of uremia is very frequent urination, and also a lot of urine, significantly more than normal, which is the symptom of uremia. Diagnosis of uremic syndrome also need to do some other imaging tests, endocrine laboratory tests, through imaging tests, endocrine laboratory tests and symptoms of uremic syndrome, to be able to confirm the diagnosis of uremic syndrome.