Skin redness (erythema) is abnormal redness of the skin, often signaling a pathological condition, such as inflammation, infection, or sunburn.

Alternative Names

Erythema, inflamed skin, flushing.


Skin redness is skin that is abnormally red in color.

Associated Diagnoses

  • Sunburn
  • Burns
  • Insect bites and stings
  • Hives
  • Ingrown toenail
  • Dermatitis
  • Contact dermatitis
  • Leprosy
  • Diaper rash
  • Ringworm
  • Psoriasis
  • Eczema
  • Acne
  • Heat illness
  • Allergic reaction
  • Drug reaction

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Diagnosis and Treatment

The diagnosis is made based on the appearance of the skin, the history of exposure to any irritating or allergenic substances, and any accompanying symptoms. Treatment depends on the severity of the symptoms and the cause of the skin redness.

Call your provider if:

Skin redness is accompanied by signs of severe allergic reaction (hives, swelling, difficulty breathing, itching), nausea and vomiting, severe weakness, or high fever.