The Relationship between Tricuspid Annular Longitudinal and Sphincter-like Features of Its Function in Healthy Adults: Insights from the MAGYAR-Healthy Study.

Three-dimensional echocardiography is capable of measuring TA dimensions and functional "sphincter-like" properties, which are associated with MME-derived TAPSE, suggesting a sensitive and harmonic TA function in healthy adults without functional tricuspid regurgitation.