<unk>  is the most common renal abnormality, occurring in approximately 1% of the population. It occurs in about 0.7% of healthy adults and in 2% to 4% of people with urinary tract issues. ; Race:<unk>  is more common in White Americans than in African-Americans. ; Sex:<unk>  is more common in females. However, this may be due to the higher frequency of urinary tract infections in females, leading to a higher rate of diagnosis of<unk> .
Duplicated ureter
Ectopic ureter
Ectopic kidney
Crossed renal ectopia
Pelvic kidney
Ureteric stricture
Urethral caruncle
Multicystic dysplastic kidney