[Asepsis and hospitalization in surgery]

The authors renews the interest in care of "hospital infection". Recent advances in clinical and epidemiologic research give us important informations and caution than we shall not be able in futher avoid them. Special care is needed and the frequency of post operative wound infections can be lowered due to respect asepsis and antisepsis principles. Of great importance are the hygienic, technical, surgical and education measures taken for preventing infections.