NURSING 265 Lecture Notes - Lecture 13: Gestational Trophoblastic Disease, Placenta Praevia, Neural Tube Defect
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Lecithin/sphingomyelin (l/s) ratio a 2:1 ratio indicating fetal lung maturity (2. 5:1 or 3:1 for a client who has diabetes mellitus). Presence of phosphatidylglycerol (pg) absence of pg is associated with respiratory distress. Determination is made whether the fetus should be removed immediately or if the fetus requires more time in utero with the administration of glucocorticoids to promote fetal lung maturity. Advise the client that she will feel slight pressure as the needle is inserted. She should continue breathing because holding her breath will lower the diaphragm against the uterus and shift the intrauterine contents. Quad marker screening a blood test that ascertains information about the likelihood of fetal birth defects. Alpha-fetoprotein (afp) a protein produced by the fetus. Human chorionic gonadotropin (hcg) a hormone produced by the placenta. Estriol a protein produced by the fetus and placenta. Inhibin-a a protein produced by the ovaries and placenta.
