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Coronary sinus dilatation. A simple additional echocardiographic indicator of severe rheumatic mitral and tricuspid

Nese Kizilkan1, Vedat Davutoglu, Hulya Erbagci

  • 1Department of Anatomy, Faculty of Medicine, School of Medicine, Gaziantep University, Gaziantep TR 27310, Turkey. kizilkan@gantep.edu.tr

Saudi Medical Journal
|February 23, 2010
PubMed

Insights

Echocardiographic measurement of coronary sinus (CS) diameter can help predict the severity of rheumatic valve disease (RVD). This finding may offer additional insights for managing mitral and tricuspid valve conditions.

Area of Science:

  • Cardiology
  • Echocardiography
  • Valvular Heart Disease

Background:

  • Rheumatic valve disease (RVD) affects heart valves, leading to stenosis or regurgitation.
  • Assessing RVD severity is crucial for patient management and prognosis.
  • Current methods may benefit from additional non-invasive markers.

Purpose of the Study:

  • To investigate the utility of coronary sinus (CS) anatomic diameter as a surrogate marker for RVD severity.
  • To explore the correlation between CS diameter and various hemodynamic and functional parameters in RVD patients.

Main Methods:

  • Cross-sectional observational study involving 88 RVD patients and 104 controls.
  • Echocardiographic assessment of valve function, atrial volumes, pulmonary artery pressure, and left ventricular function.
  • Measurement of coronary sinus diameter as a sonolucency in the posterior atrioventricular groove.

Main Results:

  • Significant positive correlations were observed between CS diameter and mitral mean gradient, mitral/tricuspid regurgitation grade, tricuspid stenosis gradient, pulmonary artery systolic pressure, atrial volumes, and NYHA class.
  • Negative correlations were found between CS diameter and mitral valve area and ejection fraction.
  • Mitral valve area, tricuspid regurgitation grade, and right atrial volume predicted CS dilatation.

Conclusions:

  • Echocardiographic assessment of dilated CS diameter shows potential as an additional tool for predicting RVD severity.
  • Findings suggest CS diameter can provide valuable information for mitral/tricuspid RVD.
  • Further studies are required to confirm these preliminary findings.
Abstract

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