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Case report 651: Thrombosed, leaking popliteal aneurysm

W Bilotta1, H Walker, D J McDonald

  • 1Department of Radiology, St. Louis University Medical Center, Missouri 63110-0250.

Skeletal Radiology
|January 1, 1991
PubMed

Insights

A leaking popliteal artery aneurysm can mimic soft tissue sarcoma on imaging. Differentiating requires considering aneurysm location, vascular engulfment, and hemorrhage signs.

Area of Science:

  • Vascular Surgery
  • Diagnostic Imaging
  • Oncology

Background:

  • Popliteal artery aneurysms can present with complex symptoms.
  • Distinguishing vascular lesions from soft tissue tumors is clinically significant.

Observation:

  • A case of a thrombosed, leaking popliteal artery aneurysm is presented.
  • The aneurysm mimicked soft tissue sarcoma on clinical and MRI evaluation.

Findings:

  • Difficulty in differentiating leaking aneurysms from sarcomas with hemorrhage is noted.
  • Key diagnostic indicators for aneurysms include characteristic location, vascular engulfment, and signs of chronic hemorrhage.

Implications:

  • This case highlights the importance of including aneurysms in the differential diagnosis for popliteal masses.
  • Accurate diagnosis is crucial for appropriate management and patient outcomes.
  • Enhanced awareness of imaging features can improve diagnostic accuracy.

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