<unk>  <unk>  is a condition that results from the malformation of the kidney during fetal development. The kidney consists of irregular cysts of varying sizes.<unk>  is a common type of renal cystic disease, and it is a cause of an abdominal mass in infants.
Multicystic dysplastic kidney
Renal segmental hypoplasia
Page kidney
Horseshoe kidney
Crossed renal ectopia
Ectopic kidney
Supernumerary kidney
Medullary sponge kidney