Psoriasis is a long-term inflammatory skin condition that causes dry patches. These appear as discolored, thickened, silver, or gray plaques that are hard to get rid of. You can have psoriasis ...

Folliculitis could be caused by a bacterial, fungal, or parasitic infection. The symptoms of folliculitis on the scalp could include: Rash Itching Pimple-like red spots (with a strand of hair in the ...