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Coarctation of the aorta: nonsurgical treatment using stent implantation

H L Ang, C W Lim, C Hia

  • 1Division of Cardiology, Department of Paediatrics, National University of Singapore, Lower Kent Ridge Road, Singapore. swee _chye _quek@nuhs.edu.sg.

Singapore Medical Journal
|July 15, 2014
PubMed

Insights

Nonsurgical treatment using aortic coarctation (CoA) stenting in adults offers a less invasive alternative to surgery. This study shows good outcomes with significant pressure gradient reduction and no complications in four patients.

Area of Science:

  • Cardiology
  • Interventional Cardiology
  • Vascular Surgery

Background:

  • Coarctation of the aorta (CoA) is a congenital heart defect affecting 5%-8% of patients.
  • Untreated significant CoA leads to severe morbidity and potential mortality.
  • Surgical repair is the traditional treatment for CoA.

Purpose of the Study:

  • To evaluate the efficacy of aortic coarctation (CoA) stenting as a nonsurgical treatment option.
  • To present the treatment outcomes of adult patients who underwent CoA stenting.
  • To explore a potential new treatment paradigm for CoA.

Main Methods:

  • Retrospective review of four adult patients (20-41 years) with native CoA or restenosis.
  • CoA stenting performed under general anaesthesia using Palmaz or Cheatham-Platinum stents.
  • Pre- and post-procedure angiography and pressure gradient measurements.

Main Results:

  • Successful stenting with significant reduction in pressure gradients across the coarctation site.
  • Angiography confirmed relief of the aortic narrowing.
  • Follow-up for 1-3 years revealed no reported complications.

Conclusions:

  • Aortic coarctation (CoA) stenting is an effective nonsurgical treatment for adult patients.
  • This less invasive approach demonstrates promising outcomes and safety.
  • Catheter-based stenting may represent a paradigm shift in CoA management.
Abstract

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