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Related Experiment Videos

Bowel obstruction: evaluation with CT.

A J Megibow1, E J Balthazar, K C Cho

  • 1Department of Radiology, New York University Medical Center, NY 10016.

Radiology
|August 1, 1991
PubMed
Summary
This summary is machine-generated.

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Computed tomography (CT) effectively diagnoses bowel obstruction, showing high accuracy in identifying blockages and their causes. This imaging technique is particularly valuable for patients with a history of abdominal malignancy or specific clinical signs.

Area of Science:

  • Radiology
  • Abdominal Imaging
  • Gastrointestinal Diagnostics

Background:

  • Bowel obstruction is a critical condition requiring accurate and timely diagnosis.
  • Computed tomography (CT) has become a primary imaging modality for evaluating abdominal pathologies.

Purpose of the Study:

  • To retrospectively evaluate the diagnostic performance of computed tomography (CT) in patients with suspected bowel obstruction.
  • To assess the accuracy of CT in determining the presence, absence, and cause of intestinal obstruction.

Main Methods:

  • Retrospective review of 84 computed tomographic (CT) scans from patients with suspected bowel obstruction.
  • Independent interpretation of CT scans by two radiologists to identify bowel obstruction.
  • Comparison of CT findings with surgical, barium study, or clinical course diagnoses.

Related Experiment Videos

  • Inclusion of 83 control CT scans from patients without suspected intestinal obstruction.

    • Main Results:

    • Computed tomography (CT) demonstrated high diagnostic accuracy for bowel obstruction, with an overall sensitivity of 94%, specificity of 96%, and accuracy of 95%.
    • The cause of obstruction was correctly predicted in 73% of cases.
    • No false-positive diagnoses of intestinal obstruction occurred in the control group.

    Conclusions:

    • Computed tomography (CT) is a highly sensitive and specific imaging tool for diagnosing bowel obstruction.
    • CT is particularly beneficial in patients with a history of abdominal malignancy, signs of infection, bowel infarction, or a palpable abdominal mass.
    • The technique aids in identifying the underlying cause of obstruction, guiding clinical management.