Fig. 2From: Towards standardized postprocessing of global longitudinal strain by feature tracking – OptiStrain CMR-FT studyExamples for tracking problems and solutions. a - in this case, boundary points have been placed in the pericardium accidentally. b shows that there is no movement of the lateral wall boundary points in correlation to the ventricular contraction. c and d: In this case, boundary points were placed correctly and lateral wall tracking was improvedBack to article page