Pulmonary Sarcoidosis: Comparison of Findings of Inspiratory and Expiratory High-Resolution CT and Pulmonary Function Tests Between Smokers and Nonsmokers

Abstract

Cigarette smoking confounds the correlation between the CT and pulmonary function test findings in patients with sarcoidosis. Therefore, smoking history must be taken into account when correlating the extent of parenchymal sarcoidosis on CT with functional impairment.