Mediastinal ultrasonography.
D000293:Adolescent; D000328:Adult; D000368:Aged; D001014:Aortic Aneurysm / Q000175:diagnosis*; D002648:Child; D002675:Child, Preschool; D006801:Humans; D007223:Infant; D008223:Lymphoma / Q000175:diagnosis; D008476:Mediastinal Cyst / Q000175:diagnosis*; D008479:Mediastinal Neoplasms / Q000175:diagnosis*; D008875:Middle Aged; D009455:Neurofibroma / Q000175:diagnosis; D014463:Ultrasonography