Figure 3

Pathologic findings from explanted heart (gross and microscope examination). a: the resected heart showed severe dilation of RV and thickness and fatty replacement of RV wall; b: the epicardium was surrounded with massive fatty tissues; c: the remnant cardiac muscle was located sporadically with massive fibrolipomatous tissues infiltration and myocardium was isolated like islands and structurally disordered (HE Stain × 400), arrows showing fibrolipomatous tissue replacement; d: massive inflammatory cells (small lymphocytes) infiltration were found in the interventricular septum under higher magnification (arrows, HE Stain × 1000).