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Paradoxical saddle embolus: case report with antemortem diagnosis
The Journal of Trauma
|September 1, 1981
Summary
Paradoxical embolization, a rare condition, can cause acute arterial occlusion alongside pulmonary embolism. This case highlights the importance of considering this diagnosis in trauma patients with simultaneous arterial and venous clots.
Area of Science:
- Cardiology
- Vascular Surgery
- Trauma Medicine
Background:
- Central right-to-left shunts can lead to paradoxical embolization, where venous clots travel to arterial circulation.
- Multiple trauma patients are at risk for both venous thromboembolism and arterial injuries.
Observation:
- A young multiple trauma victim presented with acute aortic occlusion and multiple pulmonary emboli.
- Initial assessment suggested a central right-to-left shunt and paradoxical embolism to the aortic bifurcation.
Findings:
- Diagnosis was confirmed using radionuclide imaging, angiography, and surgical exploration.
- The findings demonstrated a paradoxical embolus causing acute aortic occlusion.
Implications:
- Paradoxical embolization should be considered in patients with simultaneous pulmonary embolism and acute arterial occlusion.
- This diagnosis is critical for appropriate management in trauma cases.
- Early recognition and intervention can improve patient outcomes in paradoxical embolism.