Fig. 3: Myocarditis with eosinophils and giant cells in a patient who died from COVID-19.

Depicted are H&E-stained sections. At low power (A), there is diffuse infiltration of the myocardium by inflammation (arrows). At higher magnification (B), both eosinophils (arrow heads) and giant cells (arrow) are identified in the inflammatory infiltrate). Scale bars represent 200 μm (A) and 40 μm (B).