Erythema Nodosum

Exam Cram

• Erythema nodosum is a common dermatological association with a range of medical conditions, particularly Sarcoidosis , Inflammatory Bowel Disease and Tuberculosis 

• Presentation: bilateral lower limb nodules- painful, erythematous

• Diagnosis: clinical

• Management: NSAIDs

Outline

Associations

Pregnancy

Medications (CANS)

• • • COCP

    • Amoxicillin

    • Nsaids

    • Sulphonamides (trimethoprim)

Diseases

• • • Sarcoidosis

    • Tuberculosis

    • Behcet's Disease

    • IBD

    • Mycoplasma

Presentation

Itchy, painful, erythematous papules on shins, bilaterally. 

Management

• NSAIDs

• Non estrogen contraceptive

References

1. Hafsi W, Badri T. Erythema Nodosum. [Updated 2022 Nov 28]. In: StatPearls [Internet]. Treasure Island (FL): StatPearls Publishing; 2024 Jan-. Available from: https://www.ncbi.nlm.nih.gov/books/NBK470369/ 

Written in 2024.