1. Volume 91, Issue 6, Pages 928-930 (June 1987)
Percutaneous Drainage of an Infected Lung Bulla in a Patient Receiving Positive Pressure Ventilation 
Nathan C. Dean, M.D., Mark G. Stein, M.B.B.Ch, B.Sc., Michael S. Stulbarg, M.D. 
CHEST 
Volume 91, Issue 6, Pages (June 1987)
DOI: /chest
Copyright © 1987 The American College of Chest Physicians Terms and Conditions

2. Figure 1
Portable semi-erect chest roentgenogram shows inhomogeneous density and multiple bullae in the right upper lobe. Surgical clips in the hilum from prior thoracotomy are also seen.
CHEST  , DOI: ( /chest )
Copyright © 1987 The American College of Chest Physicians Terms and Conditions

3. Figure 2
CT scan obtained from immediately below the hilum shows multiple hullae in the right upper lobe with air-fluid levels. No free effusion is present, but bilateral pleural thickening is seen (arrows).
CHEST  , DOI: ( /chest )
Copyright © 1987 The American College of Chest Physicians Terms and Conditions