Pneumatosis intestinalis
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Pneumatosis intestinalis is presence of air in the wall of the intestine. May be referred to as pseudolipomatosis.[1]
Pseudolipomatosis coli directs here. Microvesicular pneumatosis redirects here.
General
- Bad prognosis - esp. if diffuse.
Gross
- Small bubbles in the intestinal wall.
Microscopic
Features:
- +/-Large submucosal pseudocysts - see pneumatosis cystoides intestinalis.
- +/-Vacuolation of the mucosa - fat-like spaces 30-250 micrometres in diameter.[1]
Notes:
- A microvesicular pattern is described - where the voids are 20-200 micrometres.[2]
Image:
See also
References
- ↑ 1.0 1.1 Alper M, Akcan Y, Belenli OK, Cukur S, Aksoy KA, Suna M (December 2003). "Gastric pseudolipomatosis, usual or unusual? Re-evaluation of 909 endoscopic gastric biopsies". World J Gastroenterol 9 (12): 2846–8. doi:10.3748/wjg.v9.i12.2846. PMC 4612068. PMID 14669349. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4612068/.
- ↑ Belenli OK, Akcan Y, Alper M (2003). "Micropneumatosis coexistent with Helicobacter pylori and its improvement". Indian J Gastroenterol 22 (5): 191–2. PMID 14658539.
- ↑ Takami, Y.; Koh, T.; Nishio, M.; Nakagawa, N. (2011). "Pneumatosis intestinalis leading to perioperative hypovolemic shock: Case report.". World J Emerg Surg 6: 15. doi:10.1186/1749-7922-6-15. PMC PMC3108289. PMID 21548980. https://www.ncbi.nlm.nih.gov/pmc/articles/PMCPMC3108289/.