SARS-CoV-2 placentitis

Hematoxylin and eosin stained section of the placenta at 20×-magnification showing SARS-CoV-2 placentitis. Noteworthy characteristics include increased intervillous fibrin, histiocytic intervillositis, and villous trophoblast necrosis. These findings are usually diffuse but can be focal in earlier gestations.