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Widened mediastinum
From WikEM
Background
Generally diagnosed on plain radiography of the chest, concerning measurements exceed 8cm.
Anatomy
![](../images/300px-Mediastinum_Anatomy.png)
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
See Also
External Links
References
- ↑ Faiz, O., & Moffat, D. (2002). Anatomy at a glance. Malden, MA: Blackwell Science.
- ↑ 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.