mitral valve
noun
: a cardiac valve consisting of two triangular flaps which allow only unidirectional blood flow from the left atrium to the left ventricle
called also bicuspid valve
Example Sentences
Recent Examples on the Web Rand was born with a congenital heart defect and is preparing for a surgery to address problems with her mitral valve; her doctors have warned her that getting sick this semester could land her in the hospital. 
Alexander Thompson, BostonGlobe.com, 31 Aug. 2022 Transcatheter valve replacement is already a very important treatment for aortic valve replacement, and may be adopted more commonly with the mitral valve in the future. Dr. Keith Roach, oregonlive, 19 May 2022 Only about 20% of people with a bioprosthetic mitral valve need replacement after 15 years. Dr. Keith Roach, oregonlive, 19 May 2022 And then, something even more unthinkable happened: My best friend and biggest support system was diagnosed with mitral valve disorder. Sammie Spector, Vogue, 7 May 2022 At around age 20, Alan was diagnosed with mitral valve disease. Tim Carman, Washington Post, 7 Feb. 2022 In the following years, she was diagnosed with two heart conditions: AVNRT, which results from an extra pathway in the heart, and mitral valve disease, in which a major valve doesn’t work properly. Washington Post, 27 July 2021 Act funnels $20 million via the National Institutes of Health into researching conditions like mitral valve prolapse, a condition affecting around 2% of the population, including Carol Barr. Evie Fordham, Fox News, 15 Apr. 2021 The erstwhile Southlake Carroll wunderkind was born with a heart murmur and a slight leak in her mitral valve, which helps control the flow of oxygen-rich blood from the lungs to the body. Nick Moyle, ExpressNews.com, 8 Aug. 2020 See More
Alexander Thompson, BostonGlobe.com, 31 Aug. 2022 Transcatheter valve replacement is already a very important treatment for aortic valve replacement, and may be adopted more commonly with the mitral valve in the future. Dr. Keith Roach, oregonlive, 19 May 2022 Only about 20% of people with a bioprosthetic mitral valve need replacement after 15 years. Dr. Keith Roach, oregonlive, 19 May 2022 And then, something even more unthinkable happened: My best friend and biggest support system was diagnosed with mitral valve disorder. Sammie Spector, Vogue, 7 May 2022 At around age 20, Alan was diagnosed with mitral valve disease. Tim Carman, Washington Post, 7 Feb. 2022 In the following years, she was diagnosed with two heart conditions: AVNRT, which results from an extra pathway in the heart, and mitral valve disease, in which a major valve doesn’t work properly. Washington Post, 27 July 2021 Act funnels $20 million via the National Institutes of Health into researching conditions like mitral valve prolapse, a condition affecting around 2% of the population, including Carol Barr. Evie Fordham, Fox News, 15 Apr. 2021 The erstwhile Southlake Carroll wunderkind was born with a heart murmur and a slight leak in her mitral valve, which helps control the flow of oxygen-rich blood from the lungs to the body. Nick Moyle, ExpressNews.com, 8 Aug. 2020 See More Word History
First Known Use
1696, in the meaning defined above
Medical Definition
mitral valve
noun
: a valve in the heart that guards the opening between the left atrium and the left ventricle, prevents the blood in the ventricle from returning to the atrium, and consists of two triangular flaps attached at their bases to the fibrous ring which surrounds the opening and connected at their margins with the ventricular walls by the chordae tendineae and papillary muscles
called also bicuspid valve, left atrioventricular valve
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