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Related Experiment Videos

Emphysematous cholecystitis: sonographic findings.

K Konno1, H Ishida, H Naganuma

  • 1First Department of Internal Medicine, Akita University School of Medicine, 1-1-1 Hondo, Akita, Japan.

Abdominal Imaging
|February 16, 2002
PubMed
Summary

Emphysematous cholecystitis (EC) presents unique ultrasound (US) patterns, varying with gas amount. Early recognition of these US findings is crucial for timely management of this severe gallbladder condition.

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Area of Science:

  • Radiology
  • Gastroenterology
  • Abdominal Imaging

Background:

  • Emphysematous cholecystitis (EC) is a rare, severe complication of acute cholecystitis.
  • Prompt diagnosis of EC is essential to prevent delayed patient management.
  • Sonography (US) is the primary diagnostic tool for gallbladder diseases, necessitating precise understanding of EC findings.

Purpose of the Study:

  • To precisely describe the characteristic ultrasound (US) findings in emphysematous cholecystitis (EC).
  • To correlate US findings with clinical data in patients diagnosed with EC.

Main Methods:

  • Retrospective review of ultrasound (US) findings in 11 surgically confirmed cases of emphysematous cholecystitis (EC).
  • Categorization of cases based on the amount of gas detected (small vs. large).

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  • Comparison of US findings with available patient clinical data.

    • Main Results:

    • Small gas amounts showed echogenic lines with ring-down artifacts or "powder snow" echoes.
    • Large gas amounts revealed wide, spiculated echogenic bands or acoustic shadowing, obscuring the gallbladder wall.
    • Ultrasound (US) could not differentiate gas within the gallbladder wall versus surrounding tissue.
    • Gas in intrahepatic bile ducts was noted in two diabetic patients, correlating with longer recovery times.

    Conclusions:

    • Specific ultrasound (US) patterns are characteristic of emphysematous cholecystitis (EC).
    • Accurate interpretation of these US findings is vital for effective and emergent management.
    • Improved understanding and timely intervention can significantly reduce EC-related morbidity and mortality.