title: Roentgenogram of the month. A middle-aged man with a right upper lobe mass. Rounded atelectasis of the right upper lobe with bilateral pleural thickening.
authors.affiliation: Department of Medicine, University of Maryland School of Medicine, Baltimore.
authors.forename: D
authors.initials: D
authors.lastname: Green
authors.forename: G J
authors.initials: GJ
authors.lastname: Criner
authors.forename: E
authors.initials: E
authors.lastname: Siegal
mesh_terms: D003937:Diagnosis, Differential; D006801:Humans; D008168:Lung / Q000000981:diagnostic imaging*; D008175:Lung Neoplasms / Q000000981:diagnostic imaging; D008297:Male; D008875:Middle Aged; D010994:Pleura / Q000000981:diagnostic imaging*; D001261:Pulmonary Atelectasis / Q000000981:diagnostic imaging*; D014057:Tomography, X-Ray Computed