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Updated: Apr 7, 2026

Catheter-based Endovascular Angioplasty for Fibrosing Mediastinitis-associated Pulmonary Vein Stenosis
Published on: August 26, 2025
Transcatheter pulmonary embolectomy after fontan
Rachel D Torok1,2, Gregory A Fleming1,2, Kevin D Hill1,2
1Division of Pediatric Cardiology, Duke University Medical Center, Durham, North Carolina.
Abstract:
Pulmonary embolism (PE) is a significant cause of morbidity and mortality among hospitalized patients, and thrombolytics are the mainstay of treatment. However, for patients who fail or have contraindications to thrombolytic therapy, catheter-based therapies, such as the AngioVac aspiration system, have emerged as an alternative to surgical embolectomy. Here, we present the novel case of a 22 year-old woman with Fontan circulation who developed severe postpartum cardiomyopathy and a saddle PE. She failed thrombolytic therapy but underwent successful pulmonary embolectomy by AngioVac aspiration. Patients with Fontan circulation have an increased incidence of thromboembolic events, and AngioVac thrombectomy is a valuable treatment option in these complex patients.
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