Medically reviewed by Brendan Camp, MD A rash, or dermatitis (eczema), on the neck is skin inflammation and irritation. It causes a change in appearance and texture on the front, sides, or back of the ...

The rash showed up on his neck because he spent ... doctors spotted two unusual snake-like rashes on his neck - one on the back and one on the side. Both marks were red and raised but not painful ...