Retained distal protection device during carotid artery stenting necessitating carotid endarterectomy: A complication

Paul Page1, David Niemann1, Colin Son1

  • 1Department of Neurological Surgery, University of Wisconsin School of Medicine and Public Health, Madison, Wisconsin, USA.

Insights

A rare complication of carotid artery stenting (CAS) involving a retained distal protection device (DPD) required surgical intervention. This case highlights the need for expertise in managing retained devices during neuroendovascular procedures.

Area of Science:

  • Neuroendovascular techniques
  • Cerebrovascular diseases
  • Interventional neuroradiology

Background:

  • Neuroendovascular techniques have transformed cerebrovascular disease management.
  • Distal cerebral protection devices (DCPDs) reduce embolic strokes during carotid artery stenting (CAS).
  • No guidelines exist for managing retained foreign bodies in cerebral vasculature.

Observation:

  • An 88-year-old male undergoing CAS for symptomatic stenosis experienced a retained DCPD.
  • The retained device necessitated open surgical carotid endarterectomy.
  • The surgical procedure involved removing the device and stent.

Findings:

  • Carotid artery angioplasty and stenting with DCPDs can rarely lead to retained devices.
  • Retained DCPDs pose a significant risk of complications.
  • Open surgical intervention may be required for device and stent removal.

Implications:

  • Clinicians must be prepared for rare complications like retained DCPDs during CAS.
  • Expertise in foreign body retrieval and salvage techniques is crucial.
  • This case underscores the importance of managing complications in neuroendovascular procedures.
Abstract

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