Echocardiography Assessment
Echocardiography Assessment - Related Videos
05:51
Mouse Echocardiography: A Non-invasive Technique to Assess Cardiac Morphology
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2023
This video describes a protocol to perform echocardiography on a laboratory mouse.
09:05
Transthoracic Speckle Tracking Echocardiography for the Quantitative Assessment of Left Ventricular Myocardial Deformation
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Cited by 9 •
2016
Speckle tracking echocardiography is an emerging diagnostic imaging technique for the quantitative assessment of global and regional myocardial performance. Standard view echocardiographic motion images are recorded and deformation parameters are subsequently measured by automated continuous frame-by-frame tracking and motion analysis of speckles within the B-mode images of the myocardium.
08:04
Murine Fetal Echocardiography
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Cited by 7 •
2013
Fetal and perinatal death is a common feature when studying genetic alterations affecting cardiac development. High-frequency ultrasound imaging has improved 2-D resolution and can provide excellent information on early cardiac development and is an ideal method to detect the impact on cardiac structure and function prior to death.
09:00
Murine Echocardiography and Ultrasound Imaging
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Cited by 61 •
2010
This video demonstrates use of a rail-mounted high-frequency ultrasound probe to perform echocardiography on an anesthetized mouse. The methods describe both conventional two-dimensional and M-mode measurements of cardiac function in addition to newer, more powerful tools such as color Doppler, strain analysis, as well as general and targeted contrast imaging.
08:09
Transthoracic Echocardiography in Mice
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Cited by 81 •
2010
Transthoracic echocardiography offers a noninvasive method for the evaluation of cardiac function in mice. A combination of ultrasound and Doppler imaging modalities can be used to obtain dimensional measurements of the heart and intracardiac blood flow, which together provide an assessment of cardiac systolic and diastolic performance.
FAQs
The transducer functions as both a sound source and a receiver. It sends high-frequency waves into the chest, detects echoes returning from cardiac tissues and blood, and converts those signals into real-time images. Differences in reflected signals allow assessment of structures and motion, creating a dynamic view rather than a static anatomical representation.
Doppler methods extend structural imaging by measuring the direction and velocity of blood flow. This information helps connect visible cardiac anatomy with hemodynamic behavior, including how blood moves through the heart. As a result, the assessment can address both tissue motion and flow-related changes rather than evaluating anatomy alone.
The assessment can provide information about chamber dimensions, valve performance, ventricular contraction, and hemodynamic changes. These measurements link cardiac structure with function, allowing researchers or clinicians to examine whether movement, flow, and chamber characteristics are consistent with the cardiovascular condition being studied or monitored.
Because the technique uses high-frequency sound waves rather than ionizing radiation, it offers a noninvasive basis for repeated evaluation of cardiac anatomy and function. This supports monitoring disease progression and observing changes over time while preserving access to real-time information about motion and blood flow.
Assessment begins by positioning a transducer at the chest so sound waves can travel toward the heart and returning echoes can be collected. The resulting signals generate real-time images, while Doppler measurements add blood-flow direction and velocity. Together, these outputs provide structural, motion, and hemodynamic information for analysis.
In bioengineering, the method supports quantitative analysis of chamber dimensions, valve performance, ventricular contraction, and hemodynamic changes. Researchers can use these measurements to evaluate cardiovascular abnormalities, follow disease progression, assess medical devices, and develop quantitative tools for cardiac research. Its real-time outputs connect engineered measurement systems with cardiac function.