单词 | mitral valve prolapse |
释义 | mitral valve prolapse (once / 5909656 pages) n WORD FAMILY mitral valve prolapse USAGE EXAMPLESDoctors told him he had mitral valve prolapse, a defect in a valve that allows blood to flow backward into his heart. Washington Post(Dec 10, 2009) n cardiopathy resulting from the mitral valve not regulating the flow of blood between the left atrium and left ventricle of the heart Hyper valvular heart disease heart disease caused by stenosis of the cardiac valves and obstructed blood flow or caused by degeneration and blood regurgitation |
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