Kidney cysts can be registered with urology or nephrology. Usually according to the size of the cyst, the presence of compression and other symptoms to choose the appropriate department of consultation. If the renal cyst is large, such as diameter >5cm, or the renal cyst grows rapidly, resulting in compression symptoms, such as hematuria, abdominal mass, lumbar and abdominal pain, etc., which can cause hypertension, urinary tract obstruction, etc., or for the volume of large cysts >500ml, malignant tendency or recurrence after puncture, then need to be actively operated on, usually in the department of urology. If the renal cysts are small and without any clinical manifestations, they can be reviewed regularly, either in urology or nephrology. If patients find kidney cysts, it is recommended to go to a regular hospital in time, under the guidance of doctors to standardize the treatment.