Correcting motion in multiplanar cardiac magnetic resonance images
نویسندگان
چکیده
منابع مشابه
Correcting motion in multiplanar cardiac magnetic resonance images
BACKGROUND Misalignment in cardiac magnetic resonance (CMR) images can adversely affect three-dimensional left ventricle modelling and downstream quantitative analysis. Currently, there are two types of approaches for dealing with realignment and motion distortion problems, one image based and the other geometry based. Image-based approaches are limited by the inherent non-homogeneity and aniso...
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Motion of the patient during magnetic resonance imaging (MRI) introduces artifacts that can severely degrade the images. A method is proposed to correct for artifacts caused by translational motion, using only information contained in the MRI data. Initial simulation results show the algorithm to be effective in the presence of realistic noise levels. The method is suitable for routine clinical...
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Introduction Magnetic resonance imaging (MRI) has been shown to be an accurate and precise technique to assess cardiac volumes and function in a noninvasive manner and is generally considered to be the current goldstandard for cardiac imaging [1]. Measurement of ventricular volumes, muscle mass and function is based on determination of the leftventricular endocardial and epicardial borders. Sin...
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UNLABELLED Magnetic resonance (MR) diagnosis of regional left ventricular (LV) dysfunction relies on visual interpretation of cine images that suffers from wide inter-observer variability, especially when performed by readers not specifically trained in the assessment of LV wall motion. Quantitative analysis tools, though widely available, are rarely used because they provide large amounts of d...
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ژورنال
عنوان ژورنال: BioMedical Engineering OnLine
سال: 2016
ISSN: 1475-925X
DOI: 10.1186/s12938-016-0216-8