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Calcium-Scoring CT ScanA calcium-scoring CT scan, also known as coronary artery calcium (CAC) scan, detects calcium deposits in the coronary arteries. This test assesses the risk of coronary artery disease (CAD), which can lead to cardiovascular events such as angina, heart failure, and sudden cardiac arrest.A calcium-scoring CT scan is generally recommended for individuals at intermediate risk of CAD without symptoms. It includes:Men aged 40-75 and women aged 50-75: Especially those with a...
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Updated: Jun 11, 2025

Real-Time Cardiac Mapping with a Noninvasive Imageless Electrocardiographic Imaging System
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Widespread Use of Imaging-Guided PCI in Asia: Time for Extended Application.

Yongcheol Kim1, Ju Hyeon Kim2, Soon Jun Hong2

  • 1Yonsei University College of Medicine and Cardiovascular Center, Yongin Severance Hospital, Yongin, Republic of Korea.

JACC. Asia
|October 7, 2024
PubMed
Summary

Intravascular imaging, including ultrasound and optical coherence tomography, guides percutaneous coronary intervention (PCI). This review details updated data on imaging-guided PCI and stent optimization for complex cases and high-risk patients.

Keywords:
interventionaloptical coherencepercutaneous coronary interventiontomographyultrasound

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Area of Science:

  • Cardiology
  • Medical Imaging

Background:

  • Intravascular imaging (ultrasound, optical coherence tomography) has seen increased clinical data.
  • This has led to wider adoption of intravascular imaging-guided percutaneous coronary intervention (PCI).

Purpose of the Study:

  • To review updated clinical data on intravascular imaging-guided PCI.
  • To summarize stent optimization criteria using intravascular ultrasound and optical coherence tomography.

Main Methods:

  • Review of recent randomized clinical trials and clinical data.
  • Analysis of intravascular imaging techniques (IVUS, OCT) for PCI guidance.

Main Results:

  • Imaging guidance strongly supports PCI benefits, especially for complex lesions (e.g., left main, chronic total occlusion, calcified lesions) and high-risk patients (e.g., acute myocardial infarction, chronic kidney disease).
  • Stent optimization is a key goal during imaging-guided PCI.

Conclusions:

  • Intravascular imaging-guided PCI is beneficial, particularly in complex scenarios.
  • Updated data supports specific stent optimization criteria derived from IVUS and OCT.