A person should contact a doctor if they develop a bullseye-shaped rash, as it may require treatment. If a person experiences symptoms of a severe allergic reaction, they or someone nearby should ...

Molina, MDA circular rash isn't always ringworm. While the bullseye circle rash is typical of ringworm, a fungal infection, ...

“but if you have a bullseye rash, that is 100% proof positive.” Altiero warns people not to trust the Centers for Disease Control and Prevention’s recommended two-tier testing and said it ...