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Blood Group Types O and Non-O Are Associated With Coronary Collateral Circulation Development

Savas Celebi1, Ozlem Ozcan Celebi2, Berkten Berkalp1

  • 1Department of Cardiology, TOBB Economics and Technology University Medical School, Ankara, Turkey.

Clinical and Applied Thrombosis/Hemostasis : Official Journal of the International Academy of Clinical and Applied Thrombosis/Hemostasis
|January 17, 2020
PubMed

Insights

Blood group type O is linked to better coronary collateral circulation in patients with coronary artery disease. This finding suggests blood type O may predict improved collateral development, aiding in managing heart disease.

Area of Science:

  • Cardiology
  • Genetics
  • Vascular Biology

Background:

  • Blood group types are known risk factors for coronary artery disease.
  • Limited data exists on the influence of blood group types on coronary collateral circulation (CCC).
  • Understanding CCC is crucial for managing ischemic heart conditions.

Purpose of the Study:

  • To investigate the association between ABO blood group types and CCC.
  • To determine if blood group type is an independent predictor of good CCC.

Main Methods:

  • Retrospective analysis of 212 patients with significant coronary artery stenosis (≥90%).
  • Coronary collateralization assessed using the Rentrop-Cohen classification.
  • Patients categorized into poor (Rentrop grades 0-1) and good (grades 2-3) CCC groups.
  • ABO blood typing performed for all participants.

Main Results:

  • The incidence of blood group O was significantly higher in the good CCC group (37.9%) compared to the poor CCC group (17.1%) (P < .001).
  • Blood group O was identified as an independent predictor of good CCC (OR = 1.83, 95% CI = 1.56-6.18, P = .015).
  • A significant association was observed between ABO blood types and the degree of coronary collateral development.

Conclusions:

  • Coronary collateral circulation is significantly associated with ABO blood group types.
  • Blood group O is a predictor of enhanced coronary collateralization in patients with coronary artery disease.
  • These findings may have implications for risk stratification and therapeutic strategies in cardiovascular medicine.

Keywords:
O blood group typeRantropcoronary artery diseasecoronary collateralnon-O blood group type

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