Acute chorioamnionitis with acute villitis and intervillositis
Clinical History
Fetus died in utero.
Case Discussion
Ascending infection is a major source of midgestation fetal loss. In this instance, the presence of acute villitis suggests fetal sepsis. Microbiology demonstrated Group B Streptococcus as the causative organism.
Image Contributors
Shannon, P., Nanji, S., Chang, M.
Cite
Shannon, P., Nanji, S., Chang, M. Placenta, Acute chorioamnionitis. Digital Laboratory Medicine Library, Dept of Laboratory Medicine & Pathobiology, University of Toronto. Published
. Accessed December 17, 2025. https://dev.dlml.cflabs.ca/image/placenta-acute-chorioamnionitis-lmp77660