Case investigation is the identification and investigation of sufferers with confirmed and possible diagnoses of COVID-19, and speak to tracing is the next identification, monitoring, and help of their contacts who’ve been uncovered to, and presumably contaminated with, the virus. Immediate identification, voluntary quarantine (hereinafter known as self-quarantine on this doc until in any other case famous), and monitoring of those COVID-19 contacts can successfully break the chain of illness transmission and forestall additional unfold of the virus in a neighborhood. Whereas case investigation and speak to tracing for COVID-19 could also be new, well being departments and frontline public well being professionals who carry out these actions have expertise conducting these actions for tuberculosis, sexually transmitted infections, HIV, and different infectious ailments. Case investigation and speak to tracing are well-honed abilities that adapt simply to new public well being calls for and are efficient instruments to gradual the unfold of COVID-19 in a neighborhood.
This steerage goals to offer a basis for state, territorial, native, and tribal growth of case investigation and speak to tracing plans. You will need to be aware that COVID-19 case investigation and speak to tracing actions will differ based mostly on the extent of neighborhood transmission, traits of the neighborhood and their populations, and the native capability to implement case investigation, contact tracing, and COVID-19 testing.