You searched for: “chrysoderm
chrysoderm (s) (noun), chrysoderms (pl)
The layer of bodily tissue or skin: Chrysoderm is a condition that consists of gray pigmentation of the skin that results from the medical application of gold salts in the tissues which can result from the parenteral (intramuscular or intravenous injection) administration of gold preparations for the treatment of rheumatoid arthritis.

The term gold salts, or gold sodium thiomalate, is a water-soluble gold preparation which is used to treat rheumatoid arthritis that include active joint inflammations.