Red, swollen skin on the leg may be caused by cellulitis, but it can also be a symptom of several other medical conditions, including stasis dermatitis, erysipelas, contact dermatitis, lymphedema ...

Disney rash is a type of vasculitis, also called golfer's or hiker's rash because it's strongly linked to the kind of walking these activities inspire. Learn more.

Erythrodermic psoriasis is a rare type of psoriasis that can be serious. It typically occurs in people with unstable plaque psoriasis.