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Left ventricular pseudoaneurysm after perventricular ventricular septal defect device closure.

Matteo Trezzi1, Minoo N Kavarana, Anthony M Hlavacek

  • 1Pediatric Cardiothoracic Surgery, Medical University of South Carolina, Charleston, South Carolina.

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Summary

Perventricular device closure for muscular ventricular septal defects (VSDs) offers combined surgical and interventional benefits. A rare complication, left ventricular pseudoaneurysm, was successfully repaired surgically.

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Area of Science:

  • Cardiovascular Surgery
  • Interventional Cardiology
  • Pediatric Cardiology

Background:

  • Perventricular device closure is an emerging technique for muscular ventricular septal defects (VSDs).
  • This approach aims to integrate benefits of both surgical and interventional methods.
  • Existing data suggest a low complication rate for this procedure.

Observation:

  • A rare complication, a left ventricular (LV) pseudoaneurysm, occurred post-perventricular VSD device closure.
  • This specific complication has been documented in only one previous instance.
  • The patient required surgical intervention for the pseudoaneurysm.

Findings:

  • Surgical repair was successfully performed for the left ventricular pseudoaneurysm.
  • This case highlights a potential, albeit infrequent, complication of perventricular VSD closure.
  • The successful surgical outcome demonstrates a viable treatment option for this specific complication.

Implications:

  • While perventricular VSD closure is generally safe, awareness of potential complications like LV pseudoaneurysm is crucial.
  • Surgical repair remains an effective treatment for managing this rare complication.
  • Further research may be warranted to fully understand the incidence and management of LV pseudoaneurysms after perventricular device closure.