[About the sexual hygiene of mental retarded boys, an exercise of the sexual pedagogic (author's transl)].

The sexual hygiene of mental retarded boys is examinated. In comparison with normal school boys is pointed out the necessity of sexual pedagogic education. The striking more numerous quote of balanitis in mental retarded boys is discussed with a critical review of Literature about the cleanness of the hands while miction of man, about the cleanness of the inferior abdomen, the cleanness of the pants and the hygiene of the toilet. The conclusion is drawn, that the cleaning of the foreskin has also to be observed by the mental retarded men, boys once a week and youths day by day.