[Congenital polyp of the posterior urethra].
D006801:Humans; D007223:Infant; D008297:Male; D011127:Polyps / Q000151:congenital* / Q000175:diagnosis; D014523:Urethral Neoplasms / Q000151:congenital* / Q000175:diagnosis; D014524:Urethral Obstruction / Q000209:etiology
Pólipo congénito de uretra posterior.