Large prostatic utricles and related structures, urogenital sinus and other forms of urethrovaginal confluence.

The urethrograms and clinical records of 106 children with a large prostatic utricle or related structures, urogenital sinus in intersex disorders and other types of urethrovaginal confluence were reviewed. There were 27 boys with normal external genitalia, 19 cases of male hypospadias, 1 case of male pseudohermaphroditism, 7 cases of mixed gonadal dysgenesis, 1 case of true hermaphroditism, 32 cases of female pseudohermaphroditism, 11 normal girls with urethrovaginal confluence and 8 cases of cloacal malformation. Among the patients of the first 2 groups 10 had an imperforate anus, 7 the prune belly syndrome, 6 Down's syndrome and 2 posterior urethral valves.