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Related Experiment Videos

Ultrasound scanning

A E Joseph1

  • 1Dept. of Radiology, St. George's Hospital and Medical School, London, UK.

Scandinavian Journal of Gastroenterology. Supplement
|January 1, 1994
PubMed
Summary
This summary is machine-generated.

Ultrasound reveals bowel wall thickening in inflammatory conditions like Crohn's disease and ulcerative colitis. Specific echo patterns, such as the echo-poor halo, help differentiate these conditions.

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Area of Science:

  • Gastroenterology
  • Medical Imaging
  • Pathology

Background:

  • Inflammatory and neoplastic bowel diseases manifest as bowel wall thickening.
  • Ultrasound imaging visualizes pathological changes within the bowel wall.

Purpose of the Study:

  • To describe the ultrasound appearances of inflammatory bowel pathology.
  • To correlate specific ultrasound findings with Crohn's disease and ulcerative colitis.

Main Methods:

  • Ultrasound examination of the bowel wall.
  • Correlation of imaging findings with pathological characteristics of Crohn's disease and ulcerative colitis.

Main Results:

  • Crohn's disease, a transluminal condition, shows fibrosis leading to an echo-poor halo around an echogenic center.

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  • Early Crohn's disease presents a 'ground glass' appearance due to transmural edema and inflammation.
  • Ulcerative colitis, a mucosal disease, exhibits less prominent halos; severe edema in fulminant cases reduces haustral and lumen size.

    • Conclusions:

    • Ultrasound is effective in identifying bowel wall thickening associated with inflammatory and neoplastic conditions.
    • Characteristic ultrasound features, including the echo-poor halo and its appearance, aid in differentiating Crohn's disease from ulcerative colitis.