The treatment of choroid plexus cyst with bilateral renal pelvis separation is mainly related to the size of the cyst and the degree of renal pelvis separation, and general treatment, medication and surgery can be chosen. 1. General treatment: if the choroid plexus cyst with bilateral renal pelvis separation has no obvious effect on the body, the patient may not have obvious symptoms, in this case, no special treatment is needed, and regular checkups in the hospital will be enough. 2. Medication: Choroid plexus cyst with bilateral renal pelvis separation may cause pain symptoms due to the compression of the surrounding tissues, and patients can take ibuprofen and acetaminophen and other pain relieving medications to relieve the pain symptoms. 3. Surgery: If the choroid plexus cyst is large in size and accompanied by obvious bilateral renal pelvis separation, it is recommended that the patient take surgery to remove the cyst and relieve the obstruction. Patients with choroid plexus cysts with bilateral renal pelvis separation are recommended to go to regular hospitals in time and receive standardized treatment under the guidance of doctors.