Sarcoidosis in Iceland: a nationwide study of epidemiology, clinical picture and environmental exposure.

Background: This nationwide study aimed to elucidate the incidence and clinical characteristics of tissue-verified sarcoidosis in Iceland. A secondary aim was to analyse sex differences and identify possible environmental factors contributing to the pathological process.

Materials And Methods: This is a descriptive study covering 36 years (January 1, 1981 through December 31, 2016).