Erythema

Definition

Erythema is the redness of the skin caused by increased blood flow to superficial capillaries. It is often a sign of inflammation or irritation in the affected area.

5 Must Know Facts For Your Next Test

1. Erythema can be observed in the digestive organs as a response to gastrointestinal infections or irritants.
2. Common causes of erythema in the digestive tract include food allergies, infections, and inflammatory conditions like gastritis or colitis.
3. Erythema may present with other symptoms such as swelling, heat, and discomfort depending on its severity.
4. During physical assessments, nurses check for signs of erythema to identify underlying digestive issues that may require further investigation.
5. Treatment for erythema often involves addressing the root cause, such as administering antibiotics for an infection or recommending dietary changes.

Review Questions

• What is erythema and what causes it?
• How might erythema present itself during a physical assessment of digestive organs?
• What are some common conditions associated with erythema in the digestive system?

Related terms

Gastritis: Inflammation of the stomach lining which can cause symptoms like nausea, vomiting, and abdominal pain.

Colitis: Inflammation of the inner lining of the colon resulting in symptoms such as diarrhea, abdominal cramps, and rectal bleeding.

Allergic Reaction: An immune system response to a foreign substance that can cause various symptoms including skin redness (erythema), itching, and swelling.