While the outbreak may occur on a particular nursing unit, every unit in the facility that has frequent contact with that unit should be contacted for information. The laboratory may be able to identify the initial infection or a pattern, or pharmacy dispensing records may identify early cases on the unit or other cases in other areas. Housekeeping staff are always knowledgeable, not only about cleaning practices, but also about daily routines in a particular area. A dietitian might identify foods common to many or all infected individuals. Review of repair or maintenance records may indicate that the source is a faulty air conditioner or a plumbing problem.
Clerical help can provide records of routine or unusual occurrences.
Diversify fact-finding techniques. This is yet another time when cultural and gender diversity can be a definite help. For the past several years, the threat of infectious disease has heightened awareness of infection control among health care professionals and members of the general population. Terms such as emerging infectious disease and resistant microorganism , as well as publicity about recurrence of diseases that were thought to have been eradicated or in decline, are now common fodder for the press. The impact of these diseases has world wide implications, since they are no longer limited to particular geographic regions or people.