Skip to main content
. Author manuscript; available in PMC: 2013 Oct 1.
Published in final edited form as: Acad Radiol. 2012 Oct;19(10):1241–1251. doi: 10.1016/j.acra.2012.04.020

Figure 2.

Figure 2

Representative regions of interest from (a) a scan of a normal subject with no emphysema, (f) a scan of a smoker with no emphysema, and (k) a scan of a subject with centrilobular emphysema binned between −1024 and −950 Hounsfield units (HU) (column 2), between −1024 and −856 HU (column 3), between −950 and −856 HU (column 4), and between the minimum and maximum gray levels in the parenchyma (column 5).