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Repair of intracranial vessel perforation with Onyx-18 using an exovascular retreating catheter technique
  1. Dean Kostov,
  2. Hilal Kanaan,
  3. Ridwan Lin,
  4. Tudor Jovin,
  5. Michael Horowitz,
  6. Brian Jankowitz
  1. Department of Neurosurgery, University of Pittsburgh, Pittsburgh, Pittsburgh, Pennsylvania, USA
  1. Correspondence to Brian Jankowitz, UPMC Presbyterian, Suite B-400, 200 Lothrop Street, Pittsburgh, PA 15213, USA; jankowitzbt{at}


Numerous techniques have been described to treat intracranial vessel perforation during endovascular interventions. We describe a novel application of Onyx-18 for the treatment of intracranial catheter perforations by sealing the vessel from the outside while retracting the catheter into the arterial lumen.

  • Aneurysm
  • brain
  • complication
  • endovascular
  • hemorrhage
  • intracranial
  • Onyx
  • perforation
  • repair
  • technique

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  • Competing interests None.

  • Provenance and peer review Not commissioned; externally peer reviewed.