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Optical Coherence Tomography in the Diagnosis and Management of Spontaneous Coronary Artery Dissection

Christopher Franco1, Lim Eng1, Jacqueline Saw1

  • 1Division of Cardiology, Vancouver General Hospital, University of British Columbia, 2775 Laurel Street, Level 9, Vancouver, BC V5Z1M9, Canada.

Interventional Cardiology Clinics
|June 6, 2017
PubMed

Insights

Spontaneous coronary artery dissection (SCAD) is often underdiagnosed. Intracoronary imaging, particularly optical coherence tomography, improves SCAD diagnosis and guides treatment, enhancing patient outcomes.

Area of Science:

  • Cardiology
  • Medical Imaging

Background:

  • Spontaneous coronary artery dissection (SCAD) is an infrequent yet challenging cardiovascular condition.
  • SCAD is often underdiagnosed and misdiagnosed due to subtle or ambiguous angiographic findings.

Purpose of the Study:

  • To highlight the diagnostic capabilities of intracoronary imaging for SCAD.
  • To emphasize the role of optical coherence tomography (OCT) in improving SCAD diagnosis and management.

Main Methods:

  • Review of diagnostic algorithms and management strategies for SCAD.
  • Comparison of intravascular ultrasound (IVUS) and optical coherence tomography (OCT) for SCAD diagnosis.
  • Focus on the application of OCT in ambiguous SCAD cases.

Main Results:

  • Intracoronary imaging, especially OCT, enables accurate SCAD diagnosis.
  • OCT offers superior spatial resolution compared to IVUS, crucial for ambiguous cases.
  • Proposed algorithms aid in diagnosis and therapeutic stratification of SCAD.

Conclusions:

  • Accurate diagnosis of SCAD is achievable with intracoronary imaging techniques.
  • Optical coherence tomography is instrumental in diagnosing SCAD, particularly when angiography is inconclusive.
  • Improved SCAD diagnosis and appropriate use of OCT can lead to better patient outcomes, including with percutaneous coronary intervention.

Keywords:
Intracoronary imagingIntravascular ultrasoundOptical coherence tomographySpontaneous coronary artery dissection

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