Pneumomediastinum pathophysiology: Difference between revisions

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Revision as of 20:55, 14 December 2018

Pneumomediastinum Microchapters

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Patient Information

Overview

Historical Perspective

Classification

Pathophysiology

Causes

Differentiating Pneumomediastinum from other Diseases

Epidemiology and Demographics

Risk Factors

Screening

Natural History, Complications and Prognosis

Diagnosis

Diagnostic Study of Choice

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Chest X Ray

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Primary Prevention

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Case #1

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Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]; Associate Editor(s)-in-Chief: Trusha Tank, M.D.[2]

Overview

  • Pneumomediastinum can happen when pressure rises in the lungs and causes the air sacs (alveoli) to rupture. Another possible cause is damage to the lungs or other nearby structures that allow air to leak into the center of the chest.

Pathophysiology

Anatomy

For information on anatomy of mediastinum, click here.

Pathogenesis

Spontaneous pneumomediastinum

Spontaneous neonatal pneumomediastinum

Secondary pneumomediastinum

Genetics

There is no genetic predisposition to pneumomediastinum.

Associated Conditions

Conditions associated with spontaneous pneumomediastinum include[7]:

Gross Pathology

There are no gross pathological findings of pneumomediastinum.

Microscopic Pathology

There are no microscopic histopathological features characteristic for pneumomediastinum.

References

  1. 1.0 1.1 Macia I, Moya J, Ramos R, Morera R, Escobar I, Saumench J, Perna V, Rivas F (June 2007). "Spontaneous pneumomediastinum: 41 cases". Eur J Cardiothorac Surg. 31 (6): 1110–4. doi:10.1016/j.ejcts.2007.03.008. PMID 17420139.
  2. Dionísio, Patrícia; Martins, Luís; Moreira, Susana; Manique, Alda; Macedo, Rita; Caeiro, Fátima; Boal, Luísa; Bárbara, Cristina (2017). "Spontaneous pneumomediastinum: experience in 18 patients during the last 12 years". Jornal Brasileiro de Pneumologia. 43 (2): 101–105. doi:10.1590/s1806-37562016000000052. ISSN 1806-3756.
  3. López-Peláez, María F.; Roldán, José; Mateo, Salvador (2001). "Cervical Emphysema, Pneumomediastinum, and Pneumothorax Following Self-induced Oral Injury". Chest. 120 (1): 306–309. doi:10.1378/chest.120.1.306. ISSN 0012-3692.
  4. Zuppa, A. A.; D’Andrea, V.; Verrillo, G.; Riccardi, R.; Savarese, I.; Cavani, M.; Romagnoli, C. (2014). "Spontaneous neonatal pneumomediastinum: Radiological or clinical diagnosis?". Journal of Obstetrics and Gynaecology. 34 (2): 138–140. doi:10.3109/01443615.2013.830597. ISSN 0144-3615.
  5. Hacking, Doug; Stewart, Michael (2001). "Neonatal Pneumomediastinum". New England Journal of Medicine. 344 (24): 1839–1839. doi:10.1056/NEJM200106143442405. ISSN 0028-4793.
  6. Caceres, Manuel; Braud, Rebecca L.; Maekawa, Rosalba; Weiman, Darryl S.; Garrett, H. Edward (2009). "Secondary Pneumomediastinum: A Retrospective Comparative Analysis". Lung. 187 (5): 341–346. doi:10.1007/s00408-009-9164-4. ISSN 0341-2040.
  7. Le Goff, Benoit; Chérin, Patrick; Cantagrel, Alain; Gayraud, Martine; Hachulla, Eric; Laborde, Fyriel; Papo, Thomas; Sibilia, Jean; Zabraniecki, Laurent; Ravaud, Philippe; Puéchal, Xavier (2008). "Pneumomediastinum in interstitial lung disease associated with dermatomyositis and polymyositis". Arthritis Care & Research. 61 (1): 108–118. doi:10.1002/art.24372. ISSN 0004-3591.
  8. De Giacomi, Federica; Baqir, Misbah; Cox, Christian W.; Moua, Teng; Matteson, Eric L.; Ryu, Jay H. (2018). "Spontaneous Pneumomediastinum in Connective Tissue Diseases". JCR: Journal of Clinical Rheumatology: 1. doi:10.1097/RHU.0000000000000835. ISSN 1076-1608.
  9. Kono, H. (2000). "Pneumomediastinum in dermatomyositis: association with cutaneous vasculopathy". Annals of the Rheumatic Diseases. 59 (5): 372–376. doi:10.1136/ard.59.5.372. ISSN 0003-4967.

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