to evaluate the natural history of this alveolitis and determine the relationship it has to subsequent changes in lung function , 19 untreated patients with pulmonary sarcoidosis without extrapulmonary manifestations were studied at 6-month intervals over 10.1 +/- 1.6 months with bronchoalveolar lavage , 67ga scanning , and pulmonary function tests to evaluate lung t-cells , lung alveolar macrophages , and lung function , respectively .
C0036205
pulmonary sarcoidosis
C0024109
lung