A Case of Lymphocytic Myocarditis with Eosinophilic Degranulation Successfully Treated with Steroid Therapy

Figure 2

Right ventricular myocardial biopsy specimen. (a) Extensive inflammatory cell infiltration (consisting of lymphocytes and no giant cells) with little necrosis (hematoxylin-eosin (H&E) staining); (b) a few eosinophils (red arrow) with degranulation can be observed (H&E staining); (c, d) eosinophil degranulation (red arrowhead) confirmed by direct fast scarlet (DFS) staining and immunostaining for major basic protein (MBP).

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