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Gastroenterology4 papers

Pneumatosis coli

Last edited: 4/15/2026

Overview

Pneumatosis coli refers to the presence of gas-filled cysts within the bowel wall, often asymptomatic but can present as an abdominal mass mimicking other conditions like hepatomegaly 1. It is an uncommon disease with potential familial associations noted in rare cases 2.

Diagnosis

  • Clinical Presentation: Abdominal mass, often mimicking hepatomegaly or other intra-abdominal pathologies 1.
  • Imaging: CT or MRI showing gas bubbles within the bowel wall 1.
  • Endoscopy: May reveal characteristic gas cysts but is not routinely necessary 1.
  • Histopathology: Confirms diagnosis if surgical intervention is required 1.
  • Management

  • Observation: Many cases are benign and require no specific treatment 1.
  • Surgical Intervention: Indicated for complications such as bowel perforation, hemorrhage, or persistent symptoms 1.
  • Medical Management: No specific pharmacological treatments are widely recommended; supportive care is key 1.
  • Special Populations

  • Familial Associations: Rare familial cases suggest potential genetic predisposition, warranting closer monitoring in affected families 2.
  • Key Recommendations

  • Imaging Confirmation: Use CT or MRI for definitive diagnosis of pneumatosis coli 1.
  • Surgical Consideration: Consider surgical intervention for complications like perforation or persistent symptoms 1.
  • Observation for Benign Cases: Monitor asymptomatic patients closely without immediate intervention 1.
  • (Evidence: Moderate)

    References

    1 Tobias R, Coleman S, Helman CA. Pneumatosis coli simulating hepatomegaly. The American journal of gastroenterology 1985. link 2 Underwood JW, Finnis D, Scott W. Pneumatosis coli: a familial association. The British journal of surgery 1978. link

    Original source

    1. [1]
      Pneumatosis coli simulating hepatomegaly.Tobias R, Coleman S, Helman CA The American journal of gastroenterology (1985)
    2. [2]
      Pneumatosis coli: a familial association.Underwood JW, Finnis D, Scott W The British journal of surgery (1978)

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