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Mitral annuloplasty ring migration

Nauman Hussain1, Cheng Ting Lin2, Claire Brookmeyer2

  • 1¹Department of Radiology, Johns Hopkins University School of Medicine, Baltimore, MD, USA. nhussa13@jhmi.edu.

The International Journal of Cardiovascular Imaging
|March 29, 2025
PubMed

Insights

Mitral annuloplasty ring dehiscence is a rare complication. Migrated rings can cause severe vascular issues, including aortic rupture, posing management challenges.

Area of Science:

  • Cardiovascular Surgery
  • Medical Device Complications
  • Surgical Outcomes

Background:

  • Mitral annuloplasty is a common surgical procedure to treat mitral valve regurgitation.
  • Ring dehiscence, the separation of the annuloplasty ring from the native tissue, is a rare but known post-operative complication.
  • While rare, the migration of dehiscent annuloplasty rings can lead to life-threatening vascular events.

Observation:

  • This case report details a patient experiencing dehiscence of a mitral annuloplasty ring.
  • The dehiscent ring subsequently migrated, leading to significant vascular complications.
  • The patient presented with severe consequences requiring complex management.

Findings:

  • Annuloplasty ring dehiscence is an uncommon complication following mitral valve repair surgery.
  • Ring migration is an exceptionally rare sequela of dehiscence, with potentially catastrophic vascular consequences such as aortic rupture and pseudoaneurysm formation.
  • Management of these high-risk patients with migrated annuloplasty rings is challenging and requires careful consideration.

Implications:

  • This case underscores the importance of recognizing rare complications associated with mitral annuloplasty rings.
  • It highlights the potential for severe vascular injury due to ring migration, emphasizing the need for vigilance in post-operative monitoring.
  • The management strategies discussed offer insights for handling similar complex cases in cardiovascular surgery.
Keywords:
Aortic ruptureEndocarditisMitral annuloplastyRing migration

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