Widened mediastinum: Difference between revisions

(New page, anatomy of the mediastinum, differential diagnosis by compartment.)
 
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==References==
==References==
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[[Category:Rads]]

Revision as of 00:57, 30 December 2015

Background

Generally diagnosed on plain radiography of the chest, concerning measurements exceed 8cm.

Anatomy

Anatomy and contents of the mediastinum[1]

Divided into superior and inferior compartments, the latter further subdivided into anterior, middle and posterior compartments.[2]

Mediastinal Masses

  • Anterior
    • Retrosternal goiter
    • Thymoma
    • Germ-cell tumor
    • Lymphadenopathy (lymphoma)
  • Middle
    • Aortic arch aneurysm
    • Dilated pulmonary artery
    • Tracheal lesion
  • Posterior
    • Esophageal lesions
    • Hiatal hernia
    • Descending aortic aneurysm
    • Paraspinal abscess

References

  1. ↑ Faiz, O., & Moffat, D. (2002). Anatomy at a glance. Malden, MA: Blackwell Science.
  2. ↑ Whitten CR, Khan S, Munneke GJ, Grubnic S. A diagnostic approach to mediastinal abnormalities. Radiographics. 2007;27(3):657–671. doi:10.1148/rg.273065136.
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