Computed tomography of the lung with thin slices (1 mm) showing emphysema and bullae in the lower lung lobes of a subject with type ZZ alpha-1-antitrypsin deficiency. There is also increased lung density in areas with compression of lung tissue by the bullae.
Laura Fregonese, Jan Stolk
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Fregonese L, Stolk J. Hereditary alpha-1-antitrypsin deficiency and its clinical consequences. Orphanet J Rare Dis. 3, 1, 16. 2008. doi:10.1186/1750-1172-3-16. <a class="external mw-magiclink-pmid" rel="nofollow" href="//www.ncbi.nlm.nih.gov/pubmed/18565211?dopt=Abstract">PMID 18565211</a>.