Possible Skin Conditions

The links below lead to information about rashes that involve large areas of the body in the adult. Many chronic conditions, such as psoriasis, can cause rashes over many parts of the body. In adults, a rash that involves the entire body is usually due to an allergy of some type. A drug eruption is a rash caused by an allergic reaction to a medication. Drug eruptions can be limited to a very mild reaction, such as the skin simply having a pink hue to a more severe reaction, such as massive blistering and skin loss. You should see your doctor any time a rash starts after starting a new medication. Any rash that begins suddenly can be the first sign of a dangerous allergic reaction and should be evaluated by a physician. A viral exanthem is a rash caused by a virus. Viral rashes are more common in children but may sometimes affect adults.