807. A Risk-Stratified Approach to Healthcare-Associated Tuberculosis Exposures Following the “Stone in the Pond” Principle

Background Large-scale tuberculosis (TB) exposure investigations cause anxiety to healthcare personnel (HCP) and patients, in addition to being resource and time intensive. TB contact tracing in England and Singapore follow the “stone in the pond” principle. We propose a similar risk-stratified approach to TB exposure investigations in an area of low incidence.