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Right Atrium
Right Ventricle
Pulmonary Trunk
Left Atrium
Left Ventricle
Coronary Arteries
Cardiac Veins
External Images
CMR Images
Comparative Imaging
3D Modeling
Anatomy Tutorial
Cardiovascular Magnetic Resonance Tutorial
Comparative Anatomy Tutorial
Conduction System Tutorial
Congenital Defects Tutorial
Coronary System Tutorial
Device Tutorial
Echocardiography Tutorial
Physiology Tutorial
Project Methodologies
References and Links
Atlas in the media
Surgery Department
Right Atrium
Right Atrial Appendage Coronary Sinus Ostium Crista Terminalis Fossa Ovalis Inverior Vena Cava Ostium Interatrial Septum Lateral Wall Triangle of Koch Tricuspid Valve
Visible Heart (functional)
Perfusion Fixed (endoscope)
Anatomical Plates
Comparative Imaging

defined by the following structures within the right atrium: (1) The ostium of the coronary sinus, posteriorly; (2) the anterior-septal leaflet commissure; and (3) the tendon of Todaro (a tendinous structure connecting the valve of the inferior vena cava ostium to the central fibrous body), posteriorly.

Importance in cardiovascular diseases:
used as an anatomical landmark for location of the atrioventricular node during electrophysiology procedures such as pacing or ablation.




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