The long-term prognostic significance of sarcoidosis-associated pulmonary hypertension - A cohort study.

Background: Sarcoidosis is a multisystem, chronic, progressive, granulomatous disease. Sarcoidosis-associated pulmonary hypertension is a well described, but not common, complication of sarcoidosis. In small scale studies, it has been previously described as manifestation of advanced disease and was found to be associated increased morbidity and mortality.