CT examination can not reveal nephritis, but can only observe the morphology and structure of the kidneys and whether there is any foreign body in the kidneys. CT examination is a common imaging method, with the help of CT examination, we can observe the appearance, structure and morphology of the kidneys, which are related to the surrounding tissues. For the diagnosis of nephritis, which is a kind of microstructural lesion in the kidney and occurs in the glomerular area, it is necessary to undergo routine urinalysis, renal function test and urine microalbumin test, and even need to undergo renal puncture biopsy to make a clear diagnosis. Patients are advised to go to the hospital for further examination if necessary. If the diagnosis of glomerulonephritis is confirmed, it is necessary to actively receive treatment in regular hospitals to avoid affecting health.