Fig. 1From: Morphologically, immunohistochemically and PCR proven lymphocytic viral peri-, endo-, myocarditis in patients with fatal COVID-19Histological characteristics of myocarditis in COVID-19. a,b - cardiomyocyte degeneration, diffuse lymphocytic infiltration in myocardium stroma; c,d - destructive productive coronaritis with intravascular thrombosis of small branches, e - degranulation of mast cells in myocardial stroma, f - lymphocytic endocarditis, g - lymphocytic pericarditis. Staining by hematoxylin and eosin (a-d,f,g) and toluidin blue (e), magnification × 600 (a,e,f,g), × 200 (b,c,d)Back to article page