Dermatologists explain when to seek treatment for a rash

To the untrained eye, all rashes may look alike and seem easily treatable with over-the-counter oral antihistamines or hydrocortisone cream. However, it is not so simple, say member dermatologists from the American Academy of Dermatology. Rashes can appear as blotches, welts or blisters; they can be red, itchy, scaly, or dry; and they can occur ["]