Mycoplasma pneumonia: presentation as a mediastinal mass.
D002648:Child; D005260:Female; D006801:Humans; D008168:Lung / Q000000981:diagnostic imaging; D008206:Lymphatic Diseases / Q000000981:diagnostic imaging / Q000209:etiology; D008482:Mediastinum / Q000000981:diagnostic imaging*; D011019:Pneumonia, Mycoplasma / Q000150:complications / Q000175:diagnosis / Q000000981:diagnostic imaging*; D011859:Radiography