August 16, 2010 — Chorionic villus sampling (CVS) at 11 to 13 weeks of gestation is not linked to hypertensive disorders in pregnancy, according to the results of a study reported in the August issue ...

Chorionic villus sampling is a prenatal diagnostic test performed for prenatal genetic testing involving a biopsy of placental tissue between 10 to 13 weeks gestation. The tissue harvested is the ...

The first trimester of pregnancy is the most critical period for embryo survival. At 8–10 weeks of pregnancy, cytotrophoblast cells invade the decidualized endometrium, results in remodeling of the ...

Pregnancy loss is often caused by chromosomal abnormalities of the conceptus. The prevalence of these abnormalities and the allocation of (ab)normal cells in embryonic and placental lineages during ...