Symptomatic Dermatographism
Description
Dermographism is a normal body reaction and means writing on the skin. It occurs when one firmly strokes the skin causing a red line to develop secondary to capillary dilation. A small percentage of people (2-5%) have an exaggerated response that can resemble and allergic reaction.
Symptoms
Itching, hives.
Tests
A history and physical exam will be performed. No tests are necessary.
Treatment
Avoidance of the skin stimulus and antihistamines are the treatment.
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