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Figures
Figure 7. Paraseptal Emphysema
Axial and coronal CT images show relatively large subpleural cysts of paraseptal emphysema (arrows),
mainly in the upper lobes. Centrilobular emphysema is also present. e subpleural cysts of paraseptal
emphysema usually occur in a single layer and are larger than honeycomb cysts (typically >1 cm). ey are
not associated with other features of fibrosis such as reticular abnormality or traction bronchiectasis.