二尖瓣狭窄 èrjiānbànxiázhǎi mitral stenosis Origin Definitions Defs Strokes Stroke Words Sentences Sents 二尖瓣 èrjiānbàn mitral valve The heart valve located between the left atrium and left ventricle.狭窄 狹窄 xiázhǎi stricture (medicine) an abnormal narrowing of a body passage or canal