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Lung - Emphysema - Gallery

Image of emphysema in the lung from a male F344/N rat in a chronic study
Lung - Emphysema in a male F344/N rat from a chronic study. The alveolar septa are absent in a region of the lung, creating one large airspace.
Image of emphysema in the lung from a male F344/N rat in a chronic study
Lung - Emphysema (arrows) in a male F344/N rat from a chronic study. The peripheral airspaces are enlarged (arrows), but the rest of the lung is poorly inflated.