mitral

adjective [原级]二尖瓣的，僧帽瓣的；主教冠形的

The objective is to explore the roles of color Doppler vena contracta in the evaluation of mitral regurgitation grading.
目的是探讨彩色多普勒静脉收缩术在评估二尖瓣反流分级中的作用。