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Related Experiment Videos

Hepatic hemangioma with normal angiograms. Three case reports.

W D Davis1, W A Ferrante, R H Tutton

  • 1Department of Surgery, Ochsner Clinic, New Orleans, LA 70121.

JAMA
|February 16, 1990
PubMed
Summary

Diagnosing liver hemangiomas is possible noninvasively with high accuracy using imaging like Technetium Tc 99m-labeled red blood cell scanning and dynamic computed tomography. Angiography is often unnecessary and can be misleading for these symptomatic liver lesions.

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Area of Science:

  • Hepatology
  • Diagnostic Imaging
  • Radiology

Background:

  • Cavernous hemangiomas are the most common benign liver tumor.
  • Symptomatic cases require accurate diagnosis for appropriate management.
  • Traditional diagnostic methods like angiography can be invasive and inconclusive.

Observation:

  • Three cases of symptomatic liver hemangioma with normal angiograms are presented.
  • Literature review indicates noninvasive diagnostic capabilities for liver hemangiomas.
  • Specific imaging modalities show high accuracy in diagnosis.

Findings:

  • Technetium Tc 99m-labeled red blood cell scanning offers high specificity.
  • Dynamic computed tomography (CT) demonstrates sensitivity for small lesions.

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  • Combining Tc 99m-RBC scanning and dynamic CT achieves over 90% diagnostic accuracy.
  • Magnetic resonance imaging (MRI) is also a sensitive and specific diagnostic tool.
  • Angiography proved misleading in the reported cases, questioning its utility.

    • Implications:

    • Noninvasive imaging techniques are preferred for diagnosing liver hemangiomas.
    • Accurate diagnosis via imaging can guide treatment decisions, including resection.
    • Over-reliance on angiography for liver hemangioma diagnosis should be reconsidered.