Discoid / Nummular Eczema Quiz
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Redness of the skin
Dark skin
Skin is dark and hard
Red spots on skin
Hyperpigmentation
Leathery skin
Skin is red
Not seeing your symptoms? No worries!
What is Discoid / Nummular Eczema?
A chronic skin condition characterized by scattered rounded skin plaques that can occur anywhere on the body. The cause is unclear but may be related to a previous bacterial infection, dry skin, or other triggers such as drugs or chronic alcoholism. It can affect all age groups but is more common in older males and young adult females.
Typical Symptoms of Discoid / Nummular Eczema
- Ring-like rash
- Skin over the entire body is red
- Itchy skin
- Thick, leathery skin
- Dark spots on skin
- Dry skin
- Skin problems
- Redness, bumps, or irritation on the skin
Diagnostic Questions for Discoid / Nummular Eczema
Your doctor may ask these questions to check for this disease:
- Do you have swollen red rings or circles on your hands, legs, or body?
- Is your whole body red?
- Do you have itchy skin?
- Do you have areas of rough or thick skin?
- Do you have darkened skin?
Treatment of Discoid / Nummular Eczema
Skin protection and care, like bath oils and moisturizers, can help manage this condition at home. A doctor may prescribe anti-inflammatory creams, ointments, or antibiotics. More severe cases may be treated with oral medication, injections, or phototherapy.
Reviewed By:
Scott Nass, MD, MPA, FAAFP, AAHIVS (Primary Care)
Dr. Nass received dual medical degrees from the David Geffen School of Medicine at UCLA and Charles R. Drew University in Medicine and Science. He completed Family Medicine residency at Ventura County Medical Center with subsequent fellowships at Ventura, University of North Carolina-Chapel Hill, George Washington University, and University of California-Irvine. He holds faculty appointments at Keck School of Medicine of USC, Loma Linda University School of Medicine, and Western University of Health Sciences.
Yukiko Ueda, MD (Dermatology)
Dr. Ueda graduated from the Niigata University School of Medicine and trained at the University of Tokyo Medical School. She is currently a clinical assistant professor at the Department of Dermatology, Jichi Medical University, and holds several posts in the dermatology departments at Kyoto Prefectural University of Medicine, Komagome Hospital, University of Tokyo, and the Medical Center of Japan Red Cross Society.
Content updated on Feb 13, 2025
Following the Medical Content Editorial Policy
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Link to full study:
https://www.medrxiv.org/content/10.1101/2024.08.29.24312810v1References
Leung, A. K. C., Lam, J. M., & Leong, K. F. (2020). Nummular eczema: an updated review. Recent patents on …, 2020.
https://www.ingentaconnect.com/content/ben/iad/2020/00000014/00000002/art00006Bonamonte, D., Foti, C., Vestita, M., Ranieri, L. D., & Angelini, G. (2012). Nummular eczema and contact allergy: a retrospective study. Dermatitis, 2012.
https://www.liebertpub.com/doi/abs/10.1097/DER.0b013e318260d5a0Böhner, A., Jargosch, M., & Müller, N. S. (2023). The neglected twin: Nummular eczema is a variant of atopic dermatitis with codominant TH2/TH17 immune response. Journal of Allergy and …, 2023.
https://www.sciencedirect.com/science/article/pii/S0091674923005146