What is serologic COVID-19 antibody testing? If I get it, can I go back to work?

As this disease is evolving, new tests are being developed. Unfortunately, they are not yet proven to be reliable and the
results cannot be used on their own to diagnose or prove that someone is not infected with COVID-19. People develop
antibodies when their body’s immune system responds to an infection. These antibodies can be detected in blood. A
positive COVID-19 antibody test may be able to detect if someone has previously been or is currently infected with the
virus. What it cannot tell us is if the person is unable to transmit the virus any longer or if the person is immune to the
virus. A negative result does not indicate that a person has never had it because it may be too early in the infection for
their body to have made antibodies yet. Until the validity of these test can be proven, they should not be used for
diagnosis or to allow people to return to work, and do not negate the need for local Public Health investigation and

For more information, please visit: https://content.govdelivery.com/accounts/WIDHS/bulletins/2897e5f

Show All Answers

1. Why can’t more information be disclosed on positive cases, such as location?
2. Should I be wearing a mask to protect myself?
3. How do I know if I have COVID 19 or just a cold or allergies?
4. May Tourists Still Visit Door County?
5. Are religious services and places of worship able to resume services?
6. As a business owner, will I be notified by Public Health if one of my employees tests positive for COVID-19?
7. What is serologic COVID-19 antibody testing? If I get it, can I go back to work?
8. What do I do if an employee is ill?
9. Are international workers or students coming to Door County for the summer required to quarantine upon arrival?
10. What is Badger Bounce Back and what phase are we currently in?
11. Is it safe to plan or attend events such as festivals, parades, weddings or parties?
12. Questions, answers and information about popular summer activities and events
13. What is contact tracing and what happens during the process?
14. Who is considered a close contact to someone with COVID-19?
15. Are seasonal Door County residents and tourists/visitors counted in our confirmed case numbers?