Tuberculin Skin Testing in Nursing Homes: Taking the Mystery out of the PPD

Clinical Notes Objective: To present an overview of tuberculosis (TB) in elderly nursing home (NH) residents with a focus o­n the purified protein derivative (PPD) skin test and the two-step technique used o­n admission.

Data Sources: MEDLINE search, tertiary literature sources, and a bibliographic review of other pertinent articles and reports in the English language addressing human studies.

Data Extraction: Information o­n epidemiology, pathogenesis, diagnosis, and management of TB was extracted manually from selected published articles and reports.



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