Int J CARS (2017) 12:1471–1480 DOI 10.1007/s11548-017-1574-9 ORIGINAL ARTICLE Robust and automatic diagnosis of the intraventricular mechanical dyssynchrony for the left ventricle in cardiac magnetic resonance images Zhenzhou Wang Received: 21 October 2016 / Accepted: 20 March 2017 / Published online: 27 March 2017 © CARS 2017 Abstract Keywords Left ventricular dyssynchrony · Auto-diagnosis · Purpose Robust and automatic diagnosis of the mechanical Image processing · Cross-correlation · Fourier shape ﬁlter dyssynchrony for the left ventricle is essential for the car- diac resynchronization therapy. However, no existing method could meet the desired accuracy yet. In this paper, a new Introduction approach is proposed for auto-diagnosis of the intraventricu- lar mechanical dyssynchrony of the left ventricle based on a Cardiac resynchronization therapy (CRT) has been grow- series of image processing and signal processing techniques. ing dramatically over time ever since its ﬁst introduction Methods Firstly, the boundary of the left ventricle is iden- in the early 1990s. It has been demonstrated that CRT tiﬁed automatically by the segmentation method. Secondly, could signiﬁcantly improve the symptoms, exercise toler- the correspondence trajectories are computed based on the ance and the quality of life. A major predictor of response tangent ﬁeld to make
International Journal of Computer Assisted Radiology and Surgery – Springer Journals
Published: Mar 27, 2017
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