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Coil embolisation of a septal artery in a patient with hypertrophic obstructive cardiomyopathy

Yee Sen Chan Wah Hak1, Charles Chan

  • 1Faculty of Medicine, Dentistry and Health Sciences Student Centre, Brownless Biomedical Library, The University of Melbourne, Victoria, Australia. yeesenchan@gmail.com

Singapore Medical Journal
|September 6, 2013
PubMed

Insights

Coil embolisation of a septal artery offers a nonsurgical treatment for hypertrophic obstructive cardiomyopathy, significantly reducing left ventricular outflow tract obstruction and improving symptoms. This minimally invasive approach demonstrated sustained benefits in a recent case report.

Area of Science:

  • Cardiology
  • Interventional Cardiology
  • Medical Imaging

Background:

  • Hypertrophic obstructive cardiomyopathy (HOCM) presents a significant clinical challenge, often requiring invasive interventions.
  • Left ventricular outflow tract (LVOT) obstruction is a hallmark of HOCM, leading to debilitating symptoms.
  • Nonsurgical septal reduction therapies are emerging as alternatives to surgical myectomy.

Observation:

  • A 34-year-old patient with symptomatic HOCM and significant LVOT obstruction was treated.
  • Coil embolisation targeting the first major septal branch was successfully performed.
  • The procedure was technically feasible and well-tolerated.

Findings:

  • Immediate and significant reduction in left ventricular outflow tract obstruction was observed post-procedure.
  • The patient experienced marked symptomatic improvement following the intervention.
  • Sustained clinical and echocardiographic benefits were evident at an 18-month follow-up.

Implications:

  • Nonsurgical septal reduction via coil embolisation represents a viable, minimally invasive therapeutic option for HOCM.
  • This technique offers a promising alternative for patients unsuitable for or preferring to avoid surgery.
  • This case report highlights the first successful application of this method in Singapore, expanding regional treatment options.

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