Owing to its highly visual and colorful nature, the influence of dermatology may be found in almost any aspect of the ordinary life, even comic books. Here are some observations from the comic book world.
The most famous blue-skinned characters are Mystique, the Beast, and Nightcrawler (son of Mystique). Several drugs and chemicals are associated with blue-gray pigmentation of the skin. These include hydroxychloroquine, amiodarone, and minocycline. Other causes are bismuth poisoning, mercury poisoning, chrysiasis, and argyria.