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A rare case of epithelioid angiosarcoma
Ana Margarida Correia1, Rafael Ribas Fernandes2, José Carlos Vidoedo3
1Surgical Oncology Department, Instituto Português de Oncologia do Porto Francisco Gentil (IPO-Porto), Porto, Portugal.
Summary
Epithelioid angiosarcoma is a rare vascular tumor. Early diagnosis of this aggressive popliteal artery cancer is crucial for treatment, though often challenging.
Area of Science:
- Vascular Surgery
- Oncology
- Diagnostic Imaging
Background:
- Epithelioid angiosarcoma is a rare, aggressive vascular neoplasm with a poor prognosis.
- Popliteal artery tumors are exceptionally rare, with limited case studies available in medical literature.
Observation:
- A 77-year-old male anticoagulated patient presented with lower limb pain and claudication.
- Initial Doppler ultrasound suggested adventitial cystic disease, but subsequent imaging revealed a popliteal mass with arterial involvement.
Findings:
- Pathological examination confirmed epithelioid angiosarcoma of the popliteal artery, unrelated to a popliteal aneurysm.
- Positron emission tomography scan demonstrated extensive disease persistence and distant metastases, leading to patient mortality.
Implications:
- This case highlights the diagnostic challenges of epithelioid angiosarcoma in the popliteal artery.
- Increased clinical suspicion and prompt biopsy are essential for early diagnosis and potentially improved treatment outcomes for this rare malignancy.
