[Thoracic CT: mediastinal lesions].
D003937:Diagnosis, Differential; D006801:Humans; D008477:Mediastinal Diseases / Q000000981:diagnostic imaging* / Q000473:pathology; D008479:Mediastinal Neoplasms / Q000000981:diagnostic imaging; D008482:Mediastinum / Q000000981:diagnostic imaging*; D013953:Thymus Neoplasms / Q000000981:diagnostic imaging; D014057:Tomography, X-Ray Computed