It is very important make clear the utilization of a number of phrases as related for the present COVID-19 pandemic. On this doc:
A contact is outlined as somebody who had any contact with an contaminated individual (possible or confirmed COVID-19 case) whereas they had been infectious – ranging from 2 days earlier than sickness onset (or, for asymptomatic purchasers, 2 days previous to optimistic specimen assortment) till the time the affected person is remoted.
Shut contact is outlined by CDC as somebody who was inside 6 ft of an contaminated individual for a cumulative whole of quarter-hour or extra over a 24-hour interval ranging from 2 days earlier than sickness onset (or, for asymptomatic sufferers, 2 days prior to check specimen assortment) till the time the affected person is remoted. The World Well being Group (WHO) moreover contains individuals with direct bodily contact with a possible or confirmed case, direct take care of a affected person with possible or confirmed COVID-19 illness with out utilizing correct private, and different conditions as indicated by native danger assessments.
Isolation refers to a method used to separate folks contaminated with the SARS-CoV-2 virus (these with and with out signs) from people who find themselves not contaminated. The time period is used right here to seek advice from people who find themselves remoted at house, a neighborhood care heart (i.e., isolation shelter), or a well being facility. Within the house, anybody with COVID-19 signs or who has been recognized with the illness ought to separate themselves from otherspdf icon within the house to cut back the chance of transmission to others within the family and may keep house till it’s protected for them to be round others. This additionally contains individuals who have indicators and signs per COVID-19, for whom check outcomes will not be but or is not going to be out there.
Quarantine refers to a method used to hold somebody who might need been uncovered to COVID-19, however doesn’t know if she or he is contaminated, away from others. Quarantine helps forestall unfold of illness that may happen earlier than an individual is aware of that she or he is contaminated. Folks in quarantine ought to keep house, separate themselves from others, monitor their well being, and observe instructions from their native public well being authorities.
Case Investigator refers to somebody who will interview the case, elicit names and make contact with data of the contacts to be monitored, and supply steerage and sources to assist people who find themselves in isolation. They could even be the one that initially notifies a affected person of a optimistic check end result.
Contact Tracer refers to somebody who will notify contacts of their publicity and monitor them for 14 days. They’ll describe quarantine to the contacts, assist join contacts with social companies and different assist as wanted, and generally be the first public well being individual for contacts to reply questions and deal with issues.
For the aim of this doc, these two distinct roles are referenced. Nevertheless, the roles and obligations of case investigator and make contact with tracer could overlap in some settings, and will change over the course of the response. For instance, in some contexts, case investigators will be the ones who initially notify contacts of their publicity; that is generally the case for family members of the case. As well as, these roles could have totally different titles elsewhere.