Methods There were 46 examples urethra stricture or atresia,thereinto anterior urethra stricture or atresia 20 examples,posterior urethra stricture or atresia 26 examples.

• 方法尿道狭窄或闭锁者共46例,其中前尿道狭窄或闭锁20例,后尿道狭窄或闭锁26例;