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contentuptodate· Content· item f14_9_14480
©2013 UpToDate ® Print Email Cystic adenomatoid malformation of the right upper lobe in a 19-year-old patient with pneumonia Multiple small cysts are present in the axillary region of the right upper lobe. The gas-liquid interface is evidence for superimposed recent infection of cystic adenomatoid malformation. Courtesy of Paul Stark, MD.