Erythema elevatum diutinum
Erythema Elevatum Diutinum
Erythema Elevatum Diutinum (pronunciation: /ɛrɪˈθiːmə ˌɛlɪˈveɪtəm daɪˈjuːtɪnəm/) is a rare type of chronic dermatosis characterized by red, purple, or brown papules and nodules that are symmetrically distributed, primarily on the extensor surfaces of the extremities.
Etymology
The term "Erythema Elevatum Diutinum" is derived from the Latin words "erythema" meaning redness, "elevatum" meaning raised, and "diutinum" meaning long-lasting. This describes the characteristic long-lasting, raised, red lesions of the condition.
Symptoms
The primary symptoms of Erythema Elevatum Diutinum include the presence of red, purple, or brown papules and nodules. These lesions are typically distributed symmetrically on the extensor surfaces of the extremities, including the hands, feet, elbows, and knees. In some cases, the lesions may also appear on the face, buttocks, or ears.
Causes
The exact cause of Erythema Elevatum Diutinum is unknown. However, it is often associated with certain systemic diseases, such as HIV, hepatitis, and rheumatoid arthritis. It is also believed to be an immune-mediated condition, meaning it is caused by an abnormal response of the immune system.
Diagnosis
Diagnosis of Erythema Elevatum Diutinum is typically based on the characteristic appearance of the lesions. A biopsy of the skin may also be performed to confirm the diagnosis. In some cases, additional tests may be needed to identify any underlying systemic diseases.
Treatment
Treatment for Erythema Elevatum Diutinum typically involves managing the symptoms and treating any underlying conditions. This may include the use of corticosteroids, dapsone, or other immunosuppressive drugs. In some cases, surgical removal of the lesions may be necessary.
Related Terms
- Chronic dermatosis
- Papules
- Nodules
- Immune-mediated
- Biopsy
- Corticosteroids
- Dapsone
- Immunosuppressive drugs
External links
- Medical encyclopedia article on Erythema elevatum diutinum
- Wikipedia's article - Erythema elevatum diutinum
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