Granuloma annulare
What causes granuloma annulare?
In granuloma annulare, the dermis (the tissue underneath the top layer of skin, which is known as the epidermis) becomes hypersensitive and inflamed. It's notclear what causes the skin toreact in this way.
The conditionissometimes associated with diabetes .
Medically Reviewed by a doctor on 21 Dec 2018
Introduction
Granuloma annulare is a long-lasting rash that looks like a ring of small red or skin-coloured bumps.
What causes granuloma annulare?
In granuloma annulare, the dermis (the tissue underneath the top layer of skin, which is known as the epidermis) becomes hypersensitive and inflamed. It's notclear what causes the skin toreact in this
The rash
The rash is usually the only symptom of granuloma annulare, and most people with it are otherwise healthy. It may be slightly itchy, but it isn't usually painful. There may be a number of rings tha
What to do
Contact your GP if you notice a ring anywhere on your skin that doesn't go away within a few weeks. They'll be able to rule out other possible causes,likea fungal infection. Becausegranuloma annulare
How it's treated
There's no specific treatment for granuloma annulare and evidence for the use of medication is limited. Strong steroid creams or ointments, or steroid injections directly into the rings,may help to c
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