Showing posts with label dermatology. Show all posts
Showing posts with label dermatology. Show all posts

Thursday, October 1, 2009

Hyperpigmentation in acanthosis nigricans versus that in Addison's disease



I was looking at this picture and recognized the hyperpigmentation of acanthosis nigricans, which is commonly associated with type II diabetes millitus. However, I remembered that hyperpigmentation can also be cause by Addison's disease. Should I, based on this picture alone, be able distinguish the two?

The answer is yes ... (maybe)