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Computed tomography angiography in the investigation of carotid stenosis

A J Goddard1, A D Mendelow, D Birchall

  • 1Department of Neuroradiology, Regional Neurosciences Centre, Newcastle General Hospital, Newcastle-upon-Tyne, UK.

Clinical Radiology
|July 12, 2001
PubMed

Insights

Computed tomography angiography (CTA) is a non-invasive imaging technique increasingly used to assess carotid atherosclerotic disease. This review covers CTA

Area of Science:

  • Medical imaging
  • Neurology
  • Vascular surgery

Background:

  • Accurate assessment of carotid atherosclerotic disease is crucial for preventing ischemic stroke.
  • Carotid endarterectomy suitability is determined by the extent of carotid artery disease.
  • Catheter angiography, while accurate, carries risks due to its invasiveness and morbidity.

Purpose of the Study:

  • To review the technique and applications of computed tomography angiography (CTA).
  • To highlight CTA as a non-invasive alternative for assessing carotid artery disease.
  • To discuss the role of CTA in patient selection for carotid endarterectomy.

Main Methods:

  • Review of existing literature on computed tomography angiography.
  • Focus on CTA's technical aspects and clinical applications in carotid imaging.
  • Comparison of CTA with traditional angiography for carotid disease assessment.

Main Results:

  • Computed tomography angiography offers a reliable non-invasive method for evaluating carotid atherosclerotic disease.
  • CTA provides detailed anatomical information essential for surgical planning.
  • Increasing reliance on CTA due to its lower risk profile compared to catheter angiography.

Conclusions:

  • Computed tomography angiography is a valuable tool for assessing carotid atherosclerotic disease.
  • CTA facilitates informed decisions regarding carotid endarterectomy.
  • Non-invasive imaging like CTA is becoming standard for stroke prevention strategies.

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