Right kidney cyst if the cyst is small generally will not cause harm to the body, if the cyst is large, there will be some harm, such as can compress the surrounding tissues and affect the kidney function, there may be cancer, urinary tract infection, intracystic emergence and other complications. If the right kidney cyst is small, asymptomatic and without complications, it usually will not cause harm to the body, and can be rechecked every six months to a year. However, if the right kidney cyst is large, the compression of the cyst on the surrounding tissues may cause symptoms such as lower back and abdominal pain, hematuria, and impaired renal function, etc. In addition, a large right kidney cyst has the risk of becoming cancerous, and may develop into a malignant tumor, and it may also cause urinary tract infections, frequent urination, urgency, and painful urination, and it may also cause intracapsular hemorrhage and other dangerous conditions if the cyst is too large. If right kidney cysts are found, it is recommended that patients go to regular hospitals in time for treatment or therapy under the guidance of doctors.