Fig. 2From: Aspergillus tracheobronchitis with Birt-Hogg-Dubè syndrome as a rare cause of chronic coughPhotomicrographs of biopsy form the upper left lung obtained via video-assisted thoracoscopy with hematoxylin-eosin stain. The microscope image was visualized using an Olympus BX53 microscope at 100× magnification, and analyzed by the Logene PathQC software. This stained image shows bullous emphysema associated with pulmonary bullaeBack to article page