Items tagged “pneumomediastinum”
24 results
Article
Pneumomediastinum
Pneumomediastinum is the presence of extraluminal gas within the mediastinum. Gas may originate from the lungs, trachea, central bronchi, esophagus, and peritoneal cavity and track from the mediastinum to the neck or abdomen. Tension pneumomediastinum is potentially fatal.
Terminology
In the s...
Case
Pneumomediastinum after shallow water diving
![](https://prod-images-static.radiopaedia.org/images/1113518/904427c9af8193a7cedb0de908e5fa_thumb.jpg)
Published
19 Jun 2011
94% complete
X-ray
Case
Pneumomediastinum
![](https://prod-images-static.radiopaedia.org/images/2329577/29ac4d559f652ad2545f8adcb460f8_thumb.jpg)
Published
02 Sep 2012
69% complete
X-ray
Case
Pneumomediastinum and differential diagnoses
![](https://prod-images-static.radiopaedia.org/images/2733111/ab5a71d9ed8db2861b605c06a5759a_thumb.jpeg)
Published
22 Nov 2012
57% complete
Annotated image
Case
Mach effect - mimicking pneumomediastinum
![](https://prod-images-static.radiopaedia.org/images/2618827/bd9e77aa9610adf7a0490189b85f44_thumb.jpeg)
Published
24 Nov 2012
60% complete
X-ray
Article
Extrapleural air sign (pneumomediastinum)
The extrapleural air sign is one of the many signs of pneumomediastinum, and was first described by Lillard and Allen in 1965. It is defined as the presence of gas between the parietal pleura and the diaphragm. On a lateral projection, the gas forms a radiolucent pocket of gas posterior to the d...
Case
Hamman syndrome
![](https://prod-images-static.radiopaedia.org/images/5907687/1731412cea2bc45d8fb1bf11ebbbee_thumb.jpg)
Published
13 Feb 2014
95% complete
CT
Case
Boerhaave syndrome
![](https://prod-images-static.radiopaedia.org/images/5912691/65b079a538d4abe0e68bfc530845a0_thumb.jpg)
Published
14 Feb 2014
65% complete
CT
Case
Pneumomediastinum and pneumopericardium
![](https://prod-images-static.radiopaedia.org/images/12171223/657dd7ec970780bd3007f389bd1131_thumb.jpg)
Published
14 Apr 2015
82% complete
X-ray
Case
Pneumomediastinum
![](https://prod-images-static.radiopaedia.org/images/15899507/bb9805250fdfb1eee94fa9eb94a5db_thumb.jpeg)
Published
15 Sep 2015
97% complete
X-ray
Case
Post-traumatic pneumorrhachis associated with surgical emphysema of the neck and pneumomediastinum
![](https://prod-images-static.radiopaedia.org/images/16893788/8cfea0390838b02a1041e0d9a63b3707d2f01cfa68c941cdca859c366974656e_thumb.jpeg)
Published
01 Nov 2015
92% complete
CT
Case
Pneumomediastinum secondary to iatrogenic tracheal rupture
![](https://prod-images-static.radiopaedia.org/images/26795607/4291ef3418770f28316f3bb388a83e_thumb.jpeg)
Published
07 Dec 2016
95% complete
X-ray
CT
Case
Pneumomediastinum
![](https://prod-images-static.radiopaedia.org/images/35698948/450a3fce3f1bb26a61ee810d2cd5b3_thumb.jpeg)
Published
23 May 2018
92% complete
X-ray
CT
Case
Cervical emphysema due to spontaneous pneumomediastinum (Hamman syndrome)
![](https://prod-images-static.radiopaedia.org/images/51757534/d0d2385fd2c00f9d12052f6bd313fa060b7b71fa44d127146ba6ac97399fad01_thumb.jpeg)
Published
23 Nov 2019
75% complete
Ultrasound
CT
Case
Blunt thoracic trauma
![](https://prod-images-static.radiopaedia.org/images/51913566/9205fcda0b8deb2537162e6bb270ca_thumb.jpeg)
Published
14 Jan 2020
95% complete
CT
X-ray
Case
Pneumomediastinum with pulmonary interstitial emphysema following manual strangulation
![](https://prod-images-static.radiopaedia.org/images/53393061/IMG-0002-00021_thumb.jpeg)
Published
12 Jun 2021
95% complete
CT
Case
Pneumomediastinum and surgical emphysema after endotracheal intubation
![](https://prod-images-static.radiopaedia.org/images/54087559/0._thumb.jpeg)
Published
19 Dec 2020
94% complete
X-ray
Case
Esophageal perforation
![](https://prod-images-static.radiopaedia.org/images/54880258/downloaded_image20211021-1657-i23fh5_thumb.jpeg)
Published
21 Apr 2021
91% complete
X-ray
Case
Pneumomediastinum and pneumoperitoneum due to iatrogenic tracheal rupture
![](https://prod-images-static.radiopaedia.org/images/55116724/CT0023_thumb.jpeg)
Published
04 Jun 2021
80% complete
CT
Case
Spontaneous pneumomediastinum with extensive subcutaneous emphysema complicating a COVID-19 pneumonia
![](https://prod-images-static.radiopaedia.org/images/55598352/IM0023_thumb.jpeg)
Published
03 Aug 2021
95% complete
CT