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Updated: Jul 30, 2025

Identifying Coronary Artery Calcification on Non-gated Computed Tomography Scans
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Single Coronary Artery as a Rare Developmental Variant in Cardiac Computed Tomography Angiography

Paweł Gać1,2, Agnieszka Trejtowicz-Sutor1, Rafał Poręba3

  • 1Centre for Diagnostic Imaging, 4th Military Hospital, Weigla 5, PL 50-981 Wroclaw, Poland.

Diagnostics (Basel, Switzerland)
|May 16, 2023
PubMed

Insights

Cardiac computed tomography angiography (CCTA) effectively diagnoses coronary artery disease and rare developmental variants. This non-invasive imaging method reveals anatomical relationships, aiding in identifying coronary circulation abnormalities.

Area of Science:

  • Cardiovascular Imaging
  • Radiology
  • Anatomical Pathology

Background:

  • Cardiac computed tomography angiography (CCTA) is a key non-invasive diagnostic tool for coronary artery disease.
  • Beyond stenosis detection, CCTA assesses coronary and extracoronary heart structures.
  • It excels at visualizing coronary artery relationships to other anatomical structures.

Purpose of the Study:

  • To highlight the utility of CCTA in diagnosing rare developmental variants of coronary circulation.
  • To present a case example of a single left coronary artery identified via CCTA.

Main Methods:

  • Utilized 384-slice Cardiac computed tomography angiography (CCTA).
  • Analyzed imaging data from a 69-year-old Caucasian female patient presenting with non-specific chest pain and low-intermediate cardiovascular risk.

Main Results:

  • Identified a rare developmental variant: a single left coronary artery.
  • Demonstrated CCTA's capability to visualize complex coronary anatomy and variations.

Conclusions:

  • Emphasizes the critical role of CCTA in diagnosing developmental variations of the heart and coronary vessels.
  • CCTA provides comprehensive assessment beyond coronary artery disease, including anatomical anomalies.

Keywords:
cardiac computed tomography angiographydevelopmental variantsingle coronary artery

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