There are various types of erythema, of which erythema multiforme is the most common. Each type of erythema has a different cause, and therefore needs different treatments. Discover the causes and symptoms of erythema (redness of the skin) and learn about the different types and treatments available from Health Answers by Pfizer.

Understanding the Context

Erythema (Ancient Greek: ἐρύθημα, from Greek erythros 'red') is redness of the skin or mucous membranes, caused by hyperemia (increased blood flow) in superficial capillaries. [1] Erythema is skin redness or discoloration caused by dilated blood vessels near the skin's surface. Erythema can be due to infections, medications, or other underlying health conditions. Erythema is seen in almost every skin rash.

Key Insights

Erythema multiforme can cause symptoms that make you uncomfortable, especially when lesions form on your skin and become itchy. Your provider will recommend treatment to alleviate or lessen your symptoms, and they should go away within a few weeks. erythema, any abnormal redness of the skin. Erythema is caused by dilation and irritation of the superficial capillaries; the augmented flow of blood through them imparts a reddish hue to the skin. Skin redness, or erythema, is abnormal redness or flushing of the skin.

Final Thoughts

It can occur alongside other symptoms like swelling and itchiness. Erythema is a common skin condition characterized by redness or skin discoloration due to increased blood flow in the superficial capillaries. The term “erythema” comes from the Greek word “erythros,” which means red.