title: The juxtaphrenic peak in upper lobe collapse.
mesh_terms: D006801:Humans; D008168:Lung / Q000000981:diagnostic imaging* / Q000473:pathology / Q000503:physiopathology; D001261:Pulmonary Atelectasis / Q000000981:diagnostic imaging* / Q000473:pathology / Q000503:physiopathology; D011859:Radiography