2. Pneumomediastinum: eMedicine Pediatrics: General Medicine
Pneumomediastinum (PM) was first described by Laennec in 1819 as a consequence of traumatic injury. Spontaneous pneumomediastinum (SPM) was reported in 1939 by Hamman, for whom the Hamman sign (see Physical) is named. Pneumomediastinum is an uncom.....
emedicine.medscape.com

3. Virtual Pediatric Hospital: Paediapaedia: Pneumomediastinum (PMS)
In the newborn, the periphery of the lung is hyperinflated. Due to uneven distention of alveoli and poorly developed collateral air channels, a pressure gradient develops between the alveoli and the interstitial spaces. This causes alveoli to rupt...
www.virtualpediatrichospital.org

4. Pneumomediastinum definition - Medical Dictionary definitions of popular medical terms easily defined on MedTerms
Pneumomediastinum: Free air in the mediastinum (space betweens the lungs) which may give rise to pneumothorax or pneumopericardium and compromise the lungs or heart.
www.medterms.com

5. Arch Surg -- Abstract: Concurrent Infantile Pneumomediastinum and Pneumoperitoneum, February 2008, Arnold et al. 143 (2): 197
Meghan A. Arnold, MD Kyaw S. Mon, MD Fizan Abdullah, MD, PhD on the subject is anecdotal or retrospective. Concurrent pneumomediastinum and pneumoperitoneum in an infant is even more unusual. We report the case of a 7-month-old infant with long-ch...
archsurg.ama-assn.org

6. ubcutaneous emphysema and pneumomediastinum complicating labor in a twin pregnancy -- Sparacino and Mackay 89 (2): 185 -- Journal of the American Oste...
Although a rare complication of labor, subcutaneous emphysema and pneumomediastinum (Hamman's syndrome) must be considered in the parturient complaining of chest or neck pain, dysphagia, or shortness of breath. With conservative management, the pr...
www.jaoa.org

7. Pneumomediastinum: Pt - 6632 - MedPix® Medical Image Database
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rad.usuhs.mil