Results 11 to 20 of about 355,554 (310)

First-trimester or second-trimester screening, or both, for Down's syndrome [PDF]

New England Journal of Medicine, 2005
BACKGROUND: It is uncertain how best to screen pregnant women for the presence of fetal Down's syndrome: to perform first-trimester screening, to perform second-trimester screening, or to use strategies incorporating measurements in both trimesters ...
Ball, RH, Berkowitz, RL, Bianchi, DW, Bukowski, R, Canick, JA, Carr, SR, Comstock, CH, Craigo, SD, D'Alton, ME, Dugoff, L, Dukes, K, FASTER Res Consortium, Gross, SJ, Hackshaw, AK, Lambert-Messerlian, G, Malone, FD, Nyberg, DA, Rudnicka, AR, Timor-Tritsch, IE, Wald, NJ, Wolfe, HM   +20 more
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Correlation of Pregnancy Associated Plasma Protein A and Zinc with Calculated Risk Ratio of Dual Test [PDF]

Journal of Clinical and Diagnostic Research, 2017
Introduction: First trimester screening by dual test is the most preferred method of antenatal screening. The detection rate of foetal aneuploidy using dual test is 95%.
Indranil Ghoshal, Bolar Suryakanth Varashree, Vijetha Shenoy Belle, Krishnananda Prabhu   +3 more
doaj   +1 more source

Prescription and Other Medication Use in Pregnancy [PDF]

, 2018
OBJECTIVE: To characterize prescription and other medication use in a geographically and ethnically diverse cohort of women in their first pregnancy.
Caritis, Steve N., Chung, Judith, Dang, Danny T., Elovitz, Michal A., Esplin, M. Sean, Grobman, William A., Haas, David M., Hoffman, Matthew K., Iams, Jay D., Marsh, Derek J., Mercer, Brian M., Parker, Corette B., Parry, Samuel, Peaceman, Alan M., Reddy, Uma M., Saade, George R., Silver, Robert M., Simhan, Hyagriv N., Wapner, Ronald J., Wing, Deborah A.   +19 more
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Adhesive and degradative properties of human placental cytotrophoblast cells in vitro. [PDF]

, 1989
Human fetal development depends on the embryo rapidly gaining access to the maternal circulation. The trophoblast cells that form the fetal portion of the human placenta have solved this problem by transiently exhibiting certain tumor-like properties ...
Cui, TY, Damsky, CH, Fisher, SJ, Grahl, K, Hartman, L, Tarpey, J, Zhang, GY, Zhang, L   +7 more
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Oxytocin in pregnancy and the postpartum: relations to labor and its management. [PDF]

, 2014
The purpose of this study was to examine variations in endogenous oxytocin levels in pregnancy and postpartum state. We also explored the associations between delivery variables and oxytocin levels.
Abenhaim, Haim, Carter, Cameron, Feeley, Nancy, Gold, Ian, Hayton, Barbara, Joseph, Lawrence, Pournajafi-Nazarloo, Hossein, Prevost, Marie, Tulandi, Togas, Yong Ping, Erin, Zelkowitz, Phyllis   +10 more
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First- and Second-trimester Down Syndrome Screening: Current Strategies and Clinical Guidelines

Taiwanese Journal of Obstetrics & Gynecology, 2008
Down syndrome (DS) is the most common human disease caused by a structural chromosome defect. The original screening test for DS was maternal age or a history of a previously affected infant.
Sheng-Wen Shaw, Jenn-Jeih Hsu, Chien-Nan Lee, Ching-Hua Hsiao, Chih-Ping Chen, T'sang-T'ang Hsieh, Po-Jen Cheng   +6 more
doaj   +1 more source

Tobacco use in the third trimester of pregnancy and its relationship to birth weight. A prospective study in Spain [PDF]

, 2015
Background Few studies have been carried out in Spain examining the use of tobacco amongst expectant mothers and its effect on birth weight. Aims To observe the proportion of expectant mothers who smoke during their pregnancy, and the impact of tobacco ...
Castro Sanchez, EM, Hevilia-Cucarella, E, Martin-Moreno, JM, Soriano-Vidal, F, Vila-Candel, R   +4 more
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The Ability of a Single Serum Progesterone Measurement to Predict the Prognosis of First Trimester Pregnancy

Gynecology Obstetrics & Reproductive Medicine, 2020
OBJECTIVE: There are cases where ultrasonographic evaluation is inadequate in determining first-trimester healthy pregnancy. In these cases, both the patient and the clinician are involved in a worrying expectation.
Mehmet Nafi Sakar, Deniz Balsak, Sureyya Demir, Mehmet Sukru Budak, Ali Emre Tahaoglu, Sinan Emre Gungor, Emrullah Akay, Bulent Demir   +7 more
doaj   +1 more source

Retrospective Study of First Trimester Metrorrhagia: Pregnancy Follow-Up and Relationship with the Appearance of Gestational Complications

Medicina, 2023
Background and Objectives: The purpose of this study was to describe and evaluate the bleeding that occurs during the first weeks of gestation and its implications throughout pregnancy.
Laura Baños Cándenas, Daniel Abehsera Davó, Lucía Castaño Frías, Ernesto González Mesa   +3 more
doaj   +1 more source

The dynamics of vaginal and rectal Lactobacillus spp. flora in subsequent trimesters of pregnancy in healthy Polish women, assessed using the Sanger sequencing method [PDF]

, 2018
Background Lactobacilli play an important role in maintaining vaginal health and protection against bacterial infections in the genital tract. The aim of this study is to show the dynamics of changes of the vaginal and rectal Lactobacillus flora during ...
Bodaszewska-Lubaś, Małgorzata, Brzychczy-Włoch, Monika, Bulanda, Małgorzata, Dobrut, Anna, Gosiewski, Tomasz, Ochońska, Dorota, Pabian, Wojciech   +6 more
core   +1 more source