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Fig. 8B —Chronic pulmonary embolism in 60-year-old man. Axial CT image viewed
on lung window settings shows occluded, contracted left lower lobe pulmonary
artery (arrowhead). There is decrease in lung attenuation of left
lower and right upper lobes, and more normally perfused lung contributes to
mosaic pattern of lung attenuation (arrows). Incidental note is made
of centrilobular emphysema.
