The role of bronchospasm in the impaired bronchial permeability in sarcoidosis

VC, FVC, FEV1, FEV1/VC%, PEF, MEF25, MEF50, MEF75 were registered in 24 sarcoidosis patients before and after inhalation of 1 dose of berotec and 1 dose of atrovent. Bronchospasm took place in 20.8% patients. Bronchospasm was the only cause of bronchial obstruction in 16.7%, one of the causes in 4.2%. Contribution of bronchospasm to development of bronchial obstruction was essential in all the examinees (91-100%).