Erythema Annulare Centrifugum- Symptoms, Causes, Treatment
What is Erythema Annulare Centrifugum?
Erythema annulare centrifuguma (EAC) is a disease in which circular red spots are obtain on the skin and seperates from the center. Erythema annulare centrifuguma first discovered by Darier in 1916. We can say also it is a chronic circular & gyrate injury. Ackerman and later Bressler and Jones suggests two types of gyrates one is superficial (pruritic, scaling) and other is deep (nonpruritic, nonscaling). EAC mainly affects to buttocks, thighs and upper arms but may be any area of the body. At starting these spots are pink and small in size after some time period these spots become large. Erythema annulare centrifuguma has synonym erythema figuratum perstans. In ECA disease the color of rashes may be change.
Causes of Erythema Annulare Centrifugum
- Hypersensitivity to malignancy is the common cause of ECA disease.
- Different types of infection like bacterial, fungal, viral and drugs, or chemicals also responsible for this disease.
- Foods like blue cheese and tomatoes may be the cause of Erythema annulare centrifuguma.
- Recurrent or chronic appendicitis and cholestatic liver disease may be the causes of erythema annulare centrifuguma.
What are the symptoms of Erythema Annulare Centrifugum?
- In EAC skin get erupt and is linked with many other diseases like infection, malignancy, sarcoidosis, other systemic illness.
- The color of spots turns pink to red.
- There may be possibility of lungs problems like tuberculosis, lymphoma.
- Rashes are obtained on the skin and there may swelling and itching occurs.
Erythema Annulare Centrifugum Treatment
- Most important treatment is protection from any type of skin injury and infection.
- In some cases these spots clears itself. So there is no need of any treatment.
- Topical corticosteroids like lidex, prednisone, fluonex are use to control redness, swelling and itchiness
- Different types of drugs like ketoconazole, dapsone, and trimethoprim-sulfamethoxazole, calcipotriol, metronidazole are use to resolve the eruption.
- Sometimes there may be use of interferon alpha therapy.
- Topical steroids are also useful in some patients.
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