title: Obstructive posterior urethral valves: the light at the end of the tunnel.
mesh_terms: D002675:Child, Preschool; D004322:Drainage; D006801:Humans; D007223:Infant; D007248:Infertility, Male / Q000209:etiology; D007682:Kidney Pelvis / Q000601:surgery; D008297:Male; D010414:Pennsylvania; D014513:Ureter / Q000601:surgery; D014521:Urethra / Q000002:abnormalities*; D014525:Urethral Stricture / Q000453:epidemiology / Q000209:etiology* / Q000601:surgery; D001743:Urinary Bladder / Q000601:surgery; D001745:Urinary Bladder Diseases / Q000209:etiology; D014547:Urinary Diversion / Q000379:methods; D014549:Urinary Incontinence / Q000209:etiology