Fig. 14. A. Infarcts are based at the maternal surface. The villous granular character ( arrowheads) is retained. B. True infarct of the placental villi, occurring some time ago. Collapse of the maternal intervillous space is seen, and ghost-like villi with minimal basophilia remain in the syncytiotrophoblast nuclei (hematoxylin and eosin, ×10).