Carpal Tunnel Syndrome And Tarsal Tunnel Syndrome Carpal tunnel syndrome is a condition in which irritation of the wrist's median nerve causes tingling and numbness of the thumb,...learn more Â». In This Article.
1 Argyria-characterised by a metallic, slate-grey or blue-grey pigmentation. 2  The hyperpigmentation is most apparent in the UV-exposed areas of skin, especially the forehead, nose, and hands, as well as mucous membranes. 3  Argyria results from prolonged contact with or ingestion of silver salts.
All About the Color GRAY. Gray is the color of intellect, knowledge, and wisdom. It is perceived as long-lasting, classic, and often as sleek or refined. It is a color that is dignified, conservative, and carries authority. Gray is controlled and inconspicuous and is considered a color of compromise, perhaps because it sits between the extremes of black and white. Gray is a perfect neutral, which is why designers often use it as a background color.