Rashes

Alternative names:

erythema; rubor; skin lesion; skin rash; skin redness or inflammation

Definition:

An eruption of changes in color or texture of the skin.

Considerations:

Often, the cause of a rash can be determined from its visible characteristics and other symptoms.

Common causes:

• contact dermatitis following exposure to
  • dyes and other chemicals found in clothing
  • chemicals found in elastic and rubber products
  • cosmetics
  • feminine deodorants
  • poison ivy and poison oak
  • medications or insect bites that cause allergic reactions

• several diseases cause rashes, including measles and lupus erythematosus

Note: There may be other causes of rashes. This list is not all inclusive, and the causes are not presented in order of likelihood. The causes of this symptom can include unlikely diseases and medications. Furthermore, the causes may vary based on age and gender of the affected person, as well as on the specific characteristics of the symptom such as location, quality, time course, aggravating factors, relieving factors, and associated complaints. Use the Symptom Analysis option to explore the possible explanations for rashes, occurring alone or in combination with other problems.