PMC7355354_01
Endomyocardial biopsy showing evidence of acute necrotizing myocarditis with inflammatory cellular infiltrate and cardiomyocyte necrosis (arrowheads) and focal replacement fibrosis (arrows) indicative of previous damage and healing.
CRII2020-5126717.001.jpg
PMC7355354_01_CRII2020-5126717.001.jpg
fig1
Left and right heart catheterization with endomyocardial biopsy was performed and revealed an active necrotizing lymphocytic myocarditis (Figure 1).