Erythema nodosum

Introduction: Erythema nodosum

Erythema nodosum: Allergic skin condition usually on the legs. More detailed information about the symptoms, causes, and treatments of Erythema nodosum is available below.

Symptoms of Erythema nodosum

• Painful red nodules
• Areas of skin swelling
• Nodules turn purple-blue then brown
• Nodules on lower legs
• Nodules on arms - less commonly than on the legs

See full list of 12 symptoms of Erythema nodosum

Medical Textbooks Online about Erythema nodosum

Book excerpts: Copyright © 2008 Lippincott Williams & Wilkins. All rights reserved.

Wrongly Diagnosed with Erythema nodosum?

• Misdiagnosis of Erythema nodosum
• Underlying causes of Erythema nodosum (possibly wrongly diagnosed)

Misdiagnosis and Erythema nodosum

Erythema nodosum or erythema induratum?: Erythema nodosum is a cutaneous reaction consisting of inflammatory, tender, nodular lesions located on the anterior aspect of the lower extremities. It can occur at any age but most commonly presents in the age group of 20- 30 years of age. The onset is usually sudden. It is most likely to be misdiagnosed as a case of erythema induratum of Bazin. Another condition being the cutaneous lesions of superficial thrombophlebitis. Most cases of erythema nodosum regress spontaneously in 3- 4 weeks and complications are uncommon....read more »

Read more about Misdiagnosis and Erythema nodosum

Causes of Erythema nodosum

• Pregnancy
• Bacterial infection
• Viral infection
• Fungal infection
• Protozoal infection

See full list of 22 causes of Erythema nodosum

More information about causes of Erythema nodosum:

• Medications, drugs, or substances causing Erythema nodosum (6 listings)
• Underlying causes of Erythema nodosum
• Erythema nodosum as a complication caused by other conditions
• Erythema nodosum as a symptom

Treatments for Erythema nodosum

• Bed rest
• Pain relief
• Pain medications
• Corticosteroids
• Oral corticosteroids

See full list of 6 treatments for Erythema nodosum

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Patient Surveys for Erythema nodosum

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Prognosis for Erythema nodosum

More about prognosis of Erythema nodosum

Statistics for Erythema nodosum

• Medical statistics for Erythema nodosum
• Death and Mortality statistics for Erythema nodosum
• Society statistics for Erythema nodosum

Medical Guidebooks and Ebooks for Erythema nodosum

• Icon Health Sourcebook for Erythema nodosum

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Definitions of Erythema nodosum:

An erythematous eruption commonly associated with drug reactions or infection and characterized by inflammatory nodules that are usually tender, multiple, and bilateral. These nodules are located predominantly on the shins with less common occurrence on the thighs and forearms. They undergo characteristic color changes ending in temporary bruise-like areas. This condition usually subsides in 3-6 weeks without scarring or atrophy. - (Source - Diseases Database)

Skin condition characterized by tender red nodules on the shins and legs - (Source - WordNet 2.1)