KnowraAmniocentesisLinked fromLinked fromThe 11 pages that link to Amniocentesis, each with the reason it gives.All 11Broader topic 2Related 6Compared with 3Prenatal screeningCompared with: Unlike screening, it can provide diagnostic evidence, though it is invasive.Prenatal ultrasonographyCompared with: Unlike imaging, it obtains fetal-derived material for diagnostic laboratory testing.Human embryonic developmentCompared with: Unlike direct observation of early embryogenesis, it tests pregnancy after the embryonic period.