One specific type of viral exanthem that dermatologists have seen with COVID is a morbilliform rash, meaning a measles-like ...

Rashes and other skin changes may be ... or a "herald patch," usually begins as a large circular or oval spot on the abdomen, back, or chest. Small spots later appear on the torso and arms.

For example, a common type of fungal rash known as ringworm usually appears circular with raised edges ... and to prevent the ...

It gets its name because of the circular rash it causes ... Tinea manuum can cause a red rash with circles, red patches on the back of your hand, and dry scaly skin on the palms of your hands.

A man developed a rash that looked like his entire back was covered with swollen whip-like marks two days after eating shiitake mushrooms. It turned out to be a rare condition known as shiitake ...