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Coarctation of the aorta

P Syamasundar Rao1

  • 1Division of Pediatric Cardiology, The University of Texas/Houston Medical School, 6431 Fannin, MSB 3.130, Houston, TX 77030, USA. P.Syamasundar.Rao@uth.tmc.edu

Current Cardiology Reports
|November 1, 2005
PubMed

Insights

Coarctation of the aorta, a congenital heart defect causing hypertension, is treatable. Interventional techniques like balloon angioplasty and stenting are increasingly preferred over surgery for managing this aortic narrowing.

Area of Science:

  • Cardiology
  • Pediatric Cardiology
  • Interventional Cardiology

Background:

  • Coarctation of the aorta is a significant congenital heart defect, affecting 5-8% of cases.
  • It often presents as secondary hypertension or is detected during routine examinations.
  • Key clinical signs include delayed femoral pulses and a significant arm-leg systolic blood pressure difference.

Purpose of the Study:

  • To review the diagnosis and management of coarctation of the aorta.
  • To highlight the shift towards less invasive, catheter-based interventions.
  • To emphasize the need for long-term follow-up data on interventional outcomes.

Main Methods:

  • Diagnosis involves echocardiography with Doppler, cardiac catheterization, and angiography.
  • Treatment options include surgical repair and transcatheter techniques such as balloon angioplasty and stent implantation.
  • The study reviews current trends in managing aortic coarctation.

Main Results:

  • Echocardiography and Doppler assess coarctation severity via flow velocities.
  • Cardiac catheterization quantifies pressure gradients and angiography visualizes aortic narrowing.
  • Transcatheter techniques are gaining prominence due to surgical morbidity.

Conclusions:

  • Coarctation of the aorta is a treatable cause of hypertension.
  • Transcatheter interventions (angioplasty, stenting) are becoming primary treatment options.
  • Further research is needed on the long-term efficacy of these interventional methods.

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