Sarcoidosis is a systemic disease of unknown etiology. The diagnosis i
s based on consistent clinical, biological and radiological findings s
upported by histologic evidence of noncaseating epithelioid granulomas
. Skin lesions occur in about a quarter of patients with sarcoidosis.
The purpose of this article is to analyse through the clinical present
ation of dermatological lesions, a potential link with systemic diseas
e.