The presence of a rash may aid diagnosis associated signs and symptoms are diagnostic of certain diseases.
The diagnosis may confirm any number of conditions. Diagnosis must take into account such things as the appearance of the rash, other symptoms, what the patient may have been exposed to, occupation, and occurrence in family members. The causes, and therefore treatments for rashes, vary widely. Rashes may cause the skin to change color, itch, become warm, bumpy, chapped, dry, cracked or blistered, swell, and may be painful. A rash is a change of the human skin that affects its color, appearance, or texture.Ī rash may be localized in one part of the body, or affect all the skin.