Figure 1.
Image of patients with active myocarditis that is suggestive of a lymphocytic and histiocytic infiltrate and higher T lymphocytes in heart-tissue sections. Hematoxylin and eosin immunohistochemistry of heart tissue samples depicts characteristic lesions of acute myocarditis with widespread lymphocytic and histiocytic infiltrate (red arrow) and associated myocyte damage (black arrow).
