FRCPath Microbiology

Pathogen-Associated Histological Features

Advertisement Cellular Feature Associated Pathogen Description Owl's eye cells Cytomegalovirus (CMV) Large cells with intracellular inclusions surrounded by a clear halo, resembling an owl's eye. Pathognomonic of CMV infection. Decoy cells BK virus Virally infected epithelial cells found in urine. Named for their resemblance to cancer cells, potentially causing diagnostic confusion between viral infection and urothelial malignancy. Haufen […]