图上方心内膜下的心肌可见苍白色纤维化，是心内膜下心肌梗死治疗后形成的。
The myocardium beneath the endocardial surface at the top demonstrates pale fibrosis with collagenization following healing of a subendocardial myocardial infarction.
单支冠状动脉闭塞的患者较多支冠状动脉狭窄的患者更容易发生心内膜下的微血管床闭塞。
CMRI suggests that the occlusion of the single coronary artery may induce more severe myocardial microvascular obstruction than the stenosis of multiple coronary arteries.
目的：探讨心肌声学造影定量冠脉血流储备及心内膜下心肌灌注的意义。
Purpose: This study was designed to investigate the value of myocardial contrast echocardiography (MCE) for measuring the coronary blood flow reserve and subendocardial perfusion.
显微镜下可见感染性心内膜炎瓣膜覆盖松脆的赘生物，其中有纤维蛋白和血小板（淡红色），并夹杂着炎性细胞和菌落（蓝色）。
Microscopically, the valve in infective endocarditis demonstrates friable vegetations of fibrin and platelets (pink) mixed with inflammatory cells and bacterial colonies (blue).
结果静息状态下，40个室壁运动异常（RWMA）心肌节段与42个非RWMA间的心内膜下MBF无明显差异。
Results There was no significant difference in resting subendocardial MBF between 40 segments with resting regional wall motion abnormality (RWMA, %WT<30%) and 42 segments without RWMA (P>0.05).
结果静息状态下，40个室壁运动异常（RWMA）心肌节段与42个非RWMA间的心内膜下MBF无明显差异。
Results There was no significant difference in resting subendocardial MBF between 40 segments with resting regional wall motion abnormality (RWMA, %WT<30%) and 42 segments without RWMA (P>0.05).
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