Overview
Erythema nodosum is a form of panniculitis (a disorder affecting the skin and its fatty tissue), which causes inflammation in the form of tender bumps under the skin.
Erythema Nodosum
Common Symptoms
Tender bumps on the shins (which may be red in appearance), fever, enlarged lymph nodes, and joint pain.
Coexisting Diseases and Conditions
Crohn’s disease, ulcerative colitis, sarcoidosis, and malignancies are associated with or trigger erythema nodosum.
Risk Factors and Prevalence
Risk factors include sex (the disease predominately affects females), drug use, infections, and pregnancy.
Recent Research
- A case report of COVID-19-associated erythema nodosum: a classic presentation with a new trigger (2022)
- The relationship between erythema nodosum and prognosis in systemic sarcoidosis: a retrospective cohort study (2022)
- Erythema nodosum in children: a cohort study from a tertiary pediatric hospital in Italy (2023)
- Clinical Characteristics of Patients with Erythema Nodosum and Risk of Relapse – a 17-Year Study (2022)
Sources
- Article Sources
Akbari, A., & Oakley, A. (2019, October). Erythema nodosum. Erythema nodosum. https://dermnetnz.org/topics/erythema-nodosum/
The Johns Hopkins University. (n.d.). Erythema nodosum. Johns Hopkins Medicine. https://www.hopkinsmedicine.org/health/conditions-and-diseases/erythema-nodosum
Lehrer , M., Fraser, M., & Turley, R. K. (n.d.). Erythema Nodosum. Cedars-Sinai. https://www.cedars-sinai.org/health-library/diseases-and-conditions/e/erythema-nodosum.html