The prevalence of<unk>  stenosis is approximately 1 per 100,000 in developed countries. The prevalence of<unk>  stenosis continues to decline as the prevalence of rheumatic fever declines. Currently, the estimated incidence in the United States is 1:100,000. The incidence in higher in developing countries.
Mitral stenosis epidemiology and demographics
Mitral regurgitation epidemiology and demographics
Aortic stenosis epidemiology and demographics
Aortic regurgitation epidemiology and demographics
Tricuspid regurgitation epidemiology and demographics
Tricuspid stenosis epidemiology and demographics
Bicuspid aortic stenosis epidemiology and demographics
Mitral stenosis anatomy and pathophysiology