Pneumomediastinum: Difference between revisions
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'''Pneumomediastinum''' ( | '''Pneumomediastinum''' (from [[Greek language|Greek]] ''pneuma'' - "air", also known as '''mediastinal emphysema''') is a condition in which air is present in the [[mediastinum]]. | ||
First described in 1819 by [[René Laennec]],<ref>Laënnec RTH. De l’auscultation médiate ou Traité du Diagnostic des Maladies des Poumon et du Coeur. 1st ed. Paris: Brosson & Chaudé; 1819.</ref><ref name="pmid17048358">{{cite journal |author=Roguin A |title=Rene Theophile Hyacinthe Laënnec (1781-1826): the man behind the stethoscope |journal=Clinical medicine & research |volume=4 |issue=3 |pages=230–5 |year=2006 |pmid=17048358 |doi=}}</ref> the condition can result from [[physical trauma]] or other situations that lead to high pressure within the [[alveoli]] of the [[lung]], causing them to burst and leak air into the [[chest cavity]]. | |||
==== Chest X Ray ==== | ==== Chest X Ray ==== | ||
Revision as of 20:15, 11 January 2009
| Pneumomediastinum | |
 | |
|---|---|
| Pneumomediastinum: Spinnaker sail sign. (Image courtesy of RadsWiki) | |
| ICD-10 | J98.2, P25.2 |
| ICD-9 | 518.1, 770.2 |
| DiseasesDB | 29460 |
| MedlinePlus | 000084 |
| eMedicine | ped/1832 emerg/469 |
| MeSH | D008478 |
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Pneumomediastinum (from Greek pneuma - "air", also known as mediastinal emphysema) is a condition in which air is present in the mediastinum.
First described in 1819 by René Laennec,[1][2] the condition can result from physical trauma or other situations that lead to high pressure within the alveoli of the lung, causing them to burst and leak air into the chest cavity.
Chest X Ray
Images shown below are courtesy of RadsWiki and copylefted
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Pneumomediastinum: Spinnaker sail sign
CT
Images shown below are courtesy of RadsWiki and copylefted
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Pneumomediastinum -
Pneumomediastinum -
Pneumomediastinum and pneumothorax -
Pneumomediastinum and pneumothorax
References
Acknowledgements
The content on this page was first contributed by: C. Michael Gibson M.S., M.D.