Microstructural alterations measured by diffusion tensor imaging following transcatheter aortic valve replacement and their association with cerebral ischemic injury and cognitive function — a prospective study

HIGHLIGHTS

• who: Andrea Varga from the Identification of white matter regions of interest The Johns Hopkins University WM tractography atlas was used for WM segmentation [44]The atlas labels were transformed to each subject's individual image space, for which ExploreDTI utilises the Elastix software [45]. Seven WM ROIs were analysed: , callosal segments (genu, body, splenium of the corpus callosum) and , bilateral parts of the cingulum (right/left cingulate gyrus and right/left parahippocampal cingulum). These ROIs were subsequently corrected manually to avoid contamination from the grey matter or cerebrospinal fluid using the drawing functions of MRIcron (www . . .
  

   

  

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