text: Tricuspid<unk>  (TR) of mild degree is common in individuals with anatomically normal valves and it has no physiological consequence. Approximately 1.6 million individuals in the USA are estimated to have moderate or severe tricuspid<unk> . Secondary TR is more common than primary TR, accounting for more than 80% of the TR seen in clinical practice.
option_0: Tricuspid regurgitation epidemiology and demographics
option_1: Aortic regurgitation epidemiology and demographics
option_2: Mitral stenosis epidemiology and demographics
option_3: Mitral regurgitation epidemiology and demographics
option_4: Tricuspid stenosis epidemiology and demographics
option_5: Aortic stenosis epidemiology and demographics
option_6: Bicuspid aortic stenosis epidemiology and demographics
option_7: Left ventricular aneurysm epidemiology and demographics