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Collateral Development in Patients Undergoing Coronary Angiography in a Tertiary Care Centre: A Descriptive

Ajeevan Gautam1, Bishnu Mani Dhital2, Manas Pokhrel3

  • 1Department of Anatomy, Chitwan Medical College, Bharatpur, Chitwan, Nepal.

JNMA; Journal of the Nepal Medical Association
|January 27, 2023
PubMed

Insights

The prevalence of coronary collateral circulation in patients undergoing coronary angiography was 49.41%. This finding aligns with existing literature on artery blood circulation.

Area of Science:

  • Cardiology
  • Vascular Biology

Background:

  • Coronary artery disease is a leading global cardiovascular issue.
  • Coronary collateral circulation acts as a critical backup blood supply when major arteries are blocked.
  • Understanding collateral development prevalence is vital for managing myocardial blood flow.

Purpose of the Study:

  • To determine the prevalence of collateral circulation development in patients undergoing coronary angiography.
  • To assess the incidence of this compensatory mechanism in a tertiary care setting.

Main Methods:

  • A descriptive cross-sectional study was performed.
  • Data was collected from 170 patients undergoing coronary angiography between November 2021 and April 2022.
  • Convenience sampling and retrieval of operation records were utilized.

Main Results:

  • A prevalence of 49.41% (95% Confidence Interval: 41.6-56.6) for collateral circulation development was observed.
  • The average age of the study participants was 62.8 ± 11.7 years.

Conclusions:

  • The prevalence of coronary collateral artery development in this study is consistent with previously published data.
  • These findings contribute to the understanding of blood circulation adaptations in coronary artery disease.
Abstract

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