1- Simple cysts: most cases need no treatment unless symptomatic. can be treated for an infection or in case they are very large and causing pain, then they can be managed by Laparoscopic cyst deroofing.
2- Cystic disease like ADPKD need control of Diabetes, Infection and hypertension in order to delay renal failure. once the failure has happened patient will need renal replacement therapy in the form of dialysis or a kidney transplant. rarely if kidneys re very large then they might need to be removed in order to make space for transplant kidney.
3- Complex cyst treatment is based on complexity and up to type 2 cysts can be simply observed. while cysts which have complexity level 3-5 will need to be considered cancerous hence need to be tackled accordingly with Surgery.