Small purple spots on the skin, typically 4-10 millimeters (mm) in diameter, characterize purpura. Use of the forums is subject to our Terms of Use
Your symptoms may include: Healthcare providers and medical researchers arent sure exactly what causes dermatographia. I now do not have this skin condition any more. Theyll use a tongue depressor to scratch or press on the skin of your arm or back. It may look like someone wrote on your skin with a pen. They can resemble other insect bites or several skin conditions. Here's how. Whether it's a wool sweater, hot room, or a certain cleaning product, know what sets off your skin, then try to steer clear. Use a mild soap for your bath or shower, and pat your skin dry instead of rubbing it. Bed bugs usually feed every three to seven days but can survive several months to a year without feeding. (n.d.). In severe cases, a doctor may recommend phototherapy. You can learn more about how we ensure our content is accurate and current by reading our. The condition involves areas that can be reached for scratching the scalp, neck, wrists, forearms, ankles, vulva, scrotum and anus. Its estimated that one out of five Americans has had a bedbug infestation or knows somebody who has. The exact causes of dermatographia arent known. Avoid itchy clothes and bedding. Bedbugs travel from place to place by hiding in items, such as furniture, clothing, blankets, and luggage. What Is Dermatographia? Bed bugs are excellent hitchhikers. McGraw Hill; 2016. https://accessmedicine.mhmedical.com. Scientists use genetic rewiring to increase lifespan of cells, 8 of the best lotions for eczema: Hands, face, and more, Debra Sullivan, Ph.D., MSN, R.N., CNE, COI. You can buy Benadryl and other OTC antihistamines online. Unintentional self-scratching is the most common reason for waking up with scratches while sleeping. If you are waking up with scratches on your face, neck, or any other part of your body, they might lead to the following symptoms. Is one of my medications causing dermatographia? Last medically reviewed on March 17, 2022. The weird thing is, it ALSO started happening to me after my recent trip to Thailand. Once theyre inside your home, bed bugs travel between rooms to find more surfaces to live, breed and feed.