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Updated: Jun 2, 2026

Catheter-based Endovascular Angioplasty for Fibrosing Mediastinitis-associated Pulmonary Vein Stenosis
Published on: August 26, 2025
Treatment of chronic venous stent occlusion with a Wildcat catheter
Matthew R Smeds1, Donald L Jacobs
1Department of Surgery, Division of Vascular Surgery, Saint Louis University Hospital, St. Louis, MO 63110, USA. msmeds@slu.edu
Abstract:
A 47-year-old female with an occluded iliac vein stent originally placed for deep venous thrombosis and May-Thurner syndrome presented to our clinic with complaints of left lower extremity pain and swelling. Multiple previous attempts had been made to cross this lesion with guidewire and catheter techniques without success. We were able to cross the lesion with the Wildcat catheter. Subsequent directional laser atherectomy and balloon angioplasty followed by stent placement resulted in a patent stent and resolution of her symptoms. This is the first reported use of the Wildcat catheter in chronic venous stent occlusions.
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