title: Pathology of the placenta.
mesh_terms: D001706:Biopsy; D005321:Extraembryonic Membranes / Q000473:pathology; D005260:Female; D005315:Fetal Diseases / Q000473:pathology; D006391:Hemangioma / Q000473:pathology; D006801:Humans; D007231:Infant, Newborn; D008431:Maternal-Fetal Exchange; D009929:Organ Size; D010920:Placenta / Q000033:anatomy & histology / Q000276:immunology / Q000473:pathology / Q000502:physiology / Q000648:ultrastructure; D010922:Placenta Diseases / Q000276:immunology / Q000473:pathology; D011247:Pregnancy; D011251:Pregnancy Complications, Infectious / Q000473:pathology; D011272:Pregnancy, Multiple; D011273:Pregnancy, Prolonged; D013724:Teratoma / Q000473:pathology; D014328:Trophoblastic Neoplasms / Q000473:pathology; D014470:Umbilical Cord / Q000002:abnormalities