View source for File:800px-Dermatographia.JPG

== {{int:filedesc}} ==
{{Information
|Description=Appearance of the word "Dermatographia" on a human arm 15 minutes after the letters have been traced with a blunt object on the skin. A type of urticaria or "hives", also known as dermatographic urticaria, dermatographism, or "skin writing". 
|Source=Own work
|Author=[[W:User:R1carver|R1carver]]
|Date=2009-11-21
|Permission=This file is licensed under the Creative Commons Attribution-Share Alike 3.0 Unported license. Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License.
}}