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心肌微观结构超声波评估
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Medicine
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JoVE Journal
Medicine
Ultrasonic Assessment of Myocardial Microstructure
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心肌微观结构超声波评估
DOI:
10.3791/50850-v
•
10:53 min
•
January 14, 2014
•
Pranoti Hiremath
,
Michael Bauer
,
Hui-Wen Cheng
,
Kazumasa Unno
,
Ronglih Liao
,
Susan Cheng
1
Harvard Medical School
,
2
Cardiovascular Division, Department of Medicine
,
Brigham and Women’s Hospital, Harvard Medical School
Chapters
00:05
Title
01:35
Preparation of Images and Analyses
02:53
ROI Sampling: Pericardial Reference Selection
04:30
Generating a Histogram of Intensity Values Using ImageJ Histogram Macro
05:26
ROI Sampling: Myocardial Selection
06:48
Data Analysis and Processing
07:48
Results: Signal Intensity Changes During the Cardiac Cycle and with Afterload Stress
10:32
Conclusion
Summary
Automatic Translation
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Automatic Translation
回声心动图通常用于非侵入性地描述和量化心脏结构和功能的变化。我们描述了一种基于超声波的成像算法,该算法提供了心肌微观结构的增强替代测量,并且可以使用开放访问图像分析软件执行。
Tags
Echocardiography
Ultrasonic Assessment
Myocardial Microstructure
Backscatter Signal Intensity
Image Analysis
Mouse
Human
Chronic Afterload Resistance
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