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Persons using assistive technology might not be able to fully access information in this file. Type 508 Accommodation and the title of the report in the subject line of e-mail. Drafts of this document have been reviewed by leaders of numerous medical, scientific, public health, and labor organizations and others expert in tuberculosis, acquired immunodeficiency syndrome, infection control, hospital epidemiology, microbiology, ventilation, industrial hygiene, nursing, dental practice, or emergency medical services. We thank the many organizations and individuals for their thoughtful comments, suggestions, and assistance. This document updates and replaces all previously published guidelines for the prevention of Mycobacterium tuberculosis transmission in health-care facilities. Transmission is most likely to occur from patients who have unrecognized pulmonary or laryngeal TB, are not on effective anti-TB therapy, and have not been placed in TB isolation. Several recent TB outbreaks in health-care facilities, including outbreaks of multidrug- resistant TB, have heightened concern about nosocomial transmission.
Supervisory responsibility for the TB infection-control program should be assigned to a designated person or group of persons who should be given the authority to implement and enforce TB infection-control policies. An effective TB infection-control program requires early identification, isolation, and treatment of persons who have active TB. Although completely eliminating the risk for transmission of M. The purpose of this document is to make recommendations for reducing the risk for transmitting M. HCWs, patients, volunteers, visitors, and other persons in these settings. The information also may serve as a useful resource for educating HCWs about TB. The extent of the TB infection-control program may range from a simple program emphasizing administrative controls in settings where there is minimal risk for exposure to M.
In this document, the term “HCWs” refers to all the paid and unpaid persons working in health-care settings who have the potential for exposure to M. Although the purpose of this document is to make recommendations for reducing the risk for transmission of M. The prevalence of TB is not distributed evenly throughout all segments of the U. Some subgroups or persons have a higher risk for TB either because they are more likely than other persons in the general population to have been exposed to and infected with M.
In some cases, both of these factors may be present. Infection occurs when a susceptible person inhales droplet nuclei containing M. In general, persons who become infected with M. This risk is greatest during the first 2 years after infection.
Were the patients admitted to the same room or area – care clinics and emergency departments to identify patients who may have active TB. Up and screening for infectious diseases, patients who may have infectious TB should remain in their isolation rooms or enclosures and not return to common waiting areas until coughing subsides. Facilities that do not have isolation rooms and do not perform cough, all HCWs who use respiratory protection should be included in this program. Patients who may be infectious at the time of discharge should only be discharged to facilities that have isolation capability or to their homes. The HCW’s occupational group, ment to facilities should be in accordance with state or local laws to protect the confidentiality of the HCW. Refrigerating and Air, the second level of the hierarchy is the use of engineering controls to prevent the spread and reduce the concentration of infectious droplet nuclei. The extent of the TB infection, and local requirements.