what is dermographism
Dermographism is a condition in which people will experience a wheal reaction after the skin is rubbed or touched in a way that produces a response. In some people, the reaction can burn, sting, and even itch.For others, it may not hurt at all, and only provides a cosmetic embarrassment.ermographism pictures and images like the one below show how the skin forms a wheal on its surface after being stroked or rubbed with a rigid object. Notice how the letters and numbers are very distinct, which is where the term âskin writing diseaseâ getâs its name.