title: CT demonstration of calcified mediastinal lymph nodes: a guide to the new ATS classification.
mesh_terms: D002114:Calcinosis / Q000145:classification; D006801:Humans; D008198:Lymph Nodes / Q000000981:diagnostic imaging*; D008477:Mediastinal Diseases / Q000145:classification* / Q000000981:diagnostic imaging; D014057:Tomography, X-Ray Computed