A butt rash is common in babies, but adults can get them too. They have many causes, and treatment depends on the type of rash.

Though rare, it’s possible for older children or adults to get it, too. [8] ... The best treatment for a viral rash ultimately depends on the underlying virus, says Kopelman.

Dr. Sarah E. Kler (Medicine): A 56-year-old woman was evaluated in the emergency department of this hospital because of sore throat and rash. The patient had been in her usual state of health ...