Table 2.

Bronchoscopy indications and subsequent diagnoses of enrolled immunocompetent patients

	No. of patients (%)
Indication for bronchoscopy:
Mediastinal/hilar lymphadenopathy	39 (38%)
Pulmonary mass or nodules	37 (36%)
Chronic infiltrate	20 (20%)
Endobronchial lesion/stricture	3 (3%)
Hemoptysis	2 (2%)
Tracheomalacia	1 (1%)
Total	102
Post-bronchoscopy diagnosis:
Primary or metastatic pulmonary lung cancer	52 (51%)
Indeterminate diagnosis or unknown	28 (27%)
Sarcoidosis	14 (14%)
Nonspecific interstitial lung disease or Interstitial lung fibrosis	5 (5%)
Aseptic organizing pneumonia	2 (2%)
Wegener granulomatosis	1 (1%)
Total	102
Other:
Presence of documented COPDa	26 (25%)
Active or recentb smoker	41 (40%)

^aDocumentation of COPD obtained from pre-bronchoscopy evaluation in medical record; authors suspect prevalence of COPD in study population to be higher than documented.

^bRecent smoker defined as smoking within the previous 10 years of bronchoscopy.