What does it mean when your skin gets raised red welts when you scratch it?

What does it mean when your skin gets raised red welts when you scratch it?

1. Introduction Developing raised red welts in immediate response to mild scratching or pressure indicates a condition medically termed dermatographia, also known as dermographism or skin writing. This phenomenon signifies a hyperactive physical response within the superficial layers of the skin, where mechanical friction triggers a localized inflammatory cascade. The skin essentially overreacts to benign … Read more