- Posted on: Jun 24 2020
What is an Id Reaction?
An id reaction aka disseminated secondary eczema aka autoeczematisation is a generalized acute skin reaction to various stimuli, these include infectious and inflammatory conditions. The exact cause of an id reaction is unknown, but it has been proposed that it is an immune response involving circulating infectious agents known as cytokines.
Id reactions can be secondary to viruses, bacteria, or parasites. They can be a result of contact or stasis dermatitis. Id reactions have also been reported secondary to BCG vaccinations.
Who is at risk of an Id Reaction?
Race, sex, and age appear to play no role in one developing an id reaction. However, up to 37% of patients with stasis dermatitis have reported id reactions. Additionally, as many as 65% of patients with contact dermatitis superimposed on stasis dermatitis report id reactions.
How is an Id Reaction diagnosed?
Usually, an id reaction comes secondary to an initial skin issue, so taking a careful and detailed history can help a doctor make a diagnosis of id reaction. Skin scrapings and biopsy confirm the diagnosis
How is an Id Reaction treated?
As the id reaction is secondary to a primary rash that initial rash needs to be treated vigorously, depending on the etiology of the rash antibiotics or antifungals may be required.
The secondary rash can be treated in various ways, ranging from wet wraps to potassium permanganate soaks. Topical and systemic steroids are often used as well for several weeks.
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