Pneumatosis of the Intestine


KEY FACTS

Terminology

  • Pneumatosis is descriptive sign, not disease or diagnosis

    • Cystic or linear collections of gas in subserosal or submucosal layers of GI tract wall

  • Pneumatosis intestinalis: Most common form of intramural gas, found in small bowel more often than colon

  • Pneumatosis coli: Rounded collections of gas in distal colonic wall, usually asymptomatic finding

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