Fig. 1From: Echocardiographic characteristics of PRKAG2 syndrome: a research using three-dimensional speckle tracking echocardiography compared with sarcomeric hypertrophic cardiomyopathy3D STE offline analysis. A An apical four-chamber 3D full volume image. B The points of the cardiac apex and mitral valve are manually adjusted for software automatic identification. C The endocardial border is traced and tracked in the apical triplane views. D An example of GLS obtained from 3D STE analysisBack to article page