Presentation
Known case of Wilson disease.
Patient Data
Age: Adult.
From the case:
Kayser-Fleischer rings (photo)

Kayser-Fleischer rings. An examination finding in Wilson disease.
Case Discussion
Longstanding difficulty speaking. He also had a tremor.
Copper deposition in Descemet membrane of the cornea. These rings can be either dark brown, golden, or reddish-green, are 1 to 3 mm wide, and appear at the corneal limbus. With rare exceptions, they are diagnostic of inherited hepatolenticular degeneration also known as Wilson disease.
Text and photo courtesy of: Herbert L. Fred, MDHendrik A. van Dijk, via cnx.org
Creative Commons licence. See references for download source.