Tricuspid Valve Diseases and Treatment Tricuspid valve is the valve located between the right atrium and right ventricle in the heart, ensuring the healthy passage of blood from the atrium to the ventricle and preventing it from escaping from the auricle back to the atrium. Tricuspid valve diseases can be classified as stenosis, insufficiency, atresia and Ebstein anomaly in this valve. In tricuspid valve stenosis; There is not enough blood flow from the right atrium to the right ventricle....