What Is Cystic Kidney Disease?
Cystic kidney disease is a group of diseases that cause abnormal pockets of clear, watery fluid (cysts) to form in the kidneys. Cystic kidney diseases include polycystic kidney disease, medullary cystic disease and medullary sponge kidney. The cysts interfere with normal kidney function and may cause kidney failure. Having a cyst on your kidney does not automatically mean that you have cystic kidney disease. Having one or more cysts on your kidney is common in older people an