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Updated: Aug 9, 2026
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Point-Of-Care Ultrasound Screening for Proximal Lower Extremity Deep Venous Thrombosis
Published on: February 10, 2023
Pulmonary embolism from a popliteal vein aneurysm
1Department of Medicine, John A. Burns School of Medicine, University of Hawaii, Honolulu.
Clinical Nuclear Medicine
|January 1, 1993
Summary
A rare popliteal venous aneurysm caused recurrent pulmonary embolism (PE) despite anticoagulation. Radionuclide venography successfully detected this venous aneurysm, highlighting its diagnostic utility.
Area of Science:
- Vascular Surgery
- Diagnostic Imaging
- Radiology
Background:
- Popliteal venous aneurysms are uncommon vascular malformations.
- Pulmonary embolism (PE) is a significant complication associated with venous aneurysms.
- Recurrent PE can occur despite standard anticoagulant therapy.
Observation:
- A case of saccular popliteal venous aneurysm presenting with dyspnea due to PE is described.
- The patient experienced recurrent PE even while on anticoagulant treatment.
- Radionuclide venography was utilized for diagnosis.
Findings:
- This is the first reported instance of a venous aneurysm detected using radionuclide venography.
- Popliteal venous aneurysms are strongly associated with PE, with approximately half of cases being recurrent.
- Simultaneous radionuclide venography proved useful during a perfusion lung scan.
Implications:
- Highlights the diagnostic value of radionuclide venography in identifying rare venous aneurysms.
- Emphasizes the risk of recurrent PE in patients with venous aneurysms.
- Suggests incorporating radionuclide venography in perfusion lung scans for potential incidental findings.
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