Graves' Disease Support Group
Graves-Basedow disease is a medical disorder that may manifest several different conditions including hyperthyroidism (over activity of thyroid hormone production), infiltrative exophthalmos (protruberance of one or both eyes and associated problems) and infiltrative dermopathy (a skin condition usually of the lower extremities). This disorder is the most common cause of...
Have you had yoru liver checked? I do know that a person with liver issues can have darkaning of the skin as well. Do the white part of yoru eyes look yellow?
I wish I could be more help to you.
Here is a good place to get info about adrenals. It hin there are some links in there that you can look through as well.
http://www.stopthethyroidmadness.com/adrenal-info/
I hope this has helped you.
Angel
http://www.addisons.org.uk/info/addisons/page1.html