The prevalence of unilateral<unk>  in the population is approximately 1 in about 1000 people. Bilateral<unk>  occurs in 1 in about 2500 foetuses.
Renal agenesis
Renal hypoplasia
Supernumerary kidney
Primordial dwarfism
Cryptorchidism
Spina bifida
Iniencephaly
Dwarfism