Micrograph of<unk> . Chorionic villi (right of image) and cartilage, i.e. fetal parts (left of image). H&E stain.<unk> , abbreviated<unk> , is a medical term used for the tissue derived from the union of an egg and a sperm. It encompasses anembryonic gestation (blighted ovum) which does not have a viable embryo. In the context of tissue from a dilation and curettage, the presence of<unk>  essentially excludes an ectopic pregnancy.
Products of conception
Pregnancy specific biological substances
Reproductive technology
Artificial womb
Environmental toxicants and fetal development
Newborn transport
Maternal effect
Prenatal development