Umbilical artery Doppler velocimetry: clinical utility in high-risk pregnancies.

abstract：OBJECTIVE:Women with Papanicolaou tests classified as cervical intraepithelial neoplasia grade I or II are treated conservatively in many countries. However, these women are at an increased risk of having underlying prevalent and incident grade III cervical intraepithelial neoplasia and invasive cancer. This study was ...

journal_title：American journal of obstetrics and gynecology

authors： Petry KU,Böhmer G,Iftner T,Davies P,Brummer O,Kühnle H

更新日期：2002-01-01 00:00:00

abstract：BACKGROUND:Oxytocin is a potent uterotonic agent that is widely used for induction and augmentation of labor. Oxytocin has a narrow therapeutic index and the optimal dosing for any individual woman varies widely. OBJECTIVE:The objective of this study was to determine whether genetic variation in the oxytocin receptor ...

journal_title：American journal of obstetrics and gynecology

authors： Grotegut CA,Ngan E,Garrett ME,Miranda ML,Ashley-Koch AE,Swamy GK

更新日期：2017-09-01 00:00:00

abstract：:Epidural analgesia in labor is generally accepted as safe and effective and therefore has become increasingly popular. However, little is known regarding the effect of epidural analgesia on the incidence of cesarean section for dystocia in nulliparous women. During the first 6 months of 1987 we studied 711 consecutive...

journal_title：American journal of obstetrics and gynecology

authors： Thorp JA,Parisi VM,Boylan PC,Johnston DA

更新日期：1989-09-01 00:00:00

abstract：:A randomized, comparative study of two low-dose oral contraceptives was carried out in 60 nonpregnant women for 12 cycles. Twenty-eight women took a preparation containing 150 micrograms of desogestrel and 30 micrograms of ethinyl estradiol; 32 took 75 micrograms of gestodene and 30 micrograms of ethinyl estradiol. Ba...

journal_title：American journal of obstetrics and gynecology

authors： Leuven JA,Dersjant-Roorda MC,Helmerhorst FM,de Boer R,Neymeyer-Leloux A,Havekes LM

更新日期：1990-10-01 00:00:00

abstract：:An investigation was undertaken in an effort to learn whether the type of delivery or the pattern of labor progression has any lasting effect on the infant. Paired-data design was chosen to ensure that the comparisons between homogeneous groups would be valid. Our objective was to reduce potential bias based on unequa...

journal_title：American journal of obstetrics and gynecology

authors： Friedman EA,Sachtleben-Murray MR,Dahrouge D,Neff RK

更新日期：1984-12-15 00:00:00

abstract：:We have examined the ability of activators of adenylate cyclase and cyclic adenosine monophosphate to affect the output of prostaglandins E and F by dispersed cells of amnion and decidua collected from women following spontaneous labor. Cyclic adenosine monophosphate production by amnion and decidua cells was stimulat...

journal_title：American journal of obstetrics and gynecology

authors： Warrick C,Skinner K,Mitchell BF,Challis JR

更新日期：1985-09-01 00:00:00

abstract：OBJECTIVE:The mechanism underlying myometrial quiescence during pregnancy is unknown. Our group has previously shown that during pregnancy myometrial cyclic guanosine monophosphate content rises to several hundred times the nonpregnant levels, only to abruptly decline days before the onset of labor. Cyclic guanosine mo...

journal_title：American journal of obstetrics and gynecology

authors： Buhimschi IA,San Martin-Clark O,Aguan K,Thompson LP,Weiner CP

更新日期：2000-12-01 00:00:00

abstract：OBJECTIVE:Our purpose was to determine the relation to infant birth weight of maternal fat and lean tissue during early and late pregnancy. DESIGN:Total and net maternal pregnancy weight, fat, and water were determined from measurements of total body water, body density, and bone mineral mass in 200 women, with the us...

journal_title：American journal of obstetrics and gynecology

authors： Lederman SA,Paxton A,Heymsfield SB,Wang J,Thornton J,Pierson RN Jr

更新日期：1999-01-01 00:00:00

abstract：BACKGROUND:Age-related decline in reproductive potential is mainly due to the increased incidence of aneuploidy. Furthermore, 2 recent studies have shown that euploid embryos of older women may have a lower implantation potential compared to those of younger women, suggesting that aging might compromise embryos beyond ...

journal_title：American journal of obstetrics and gynecology

authors： Irani M,Zaninovic N,Rosenwaks Z,Xu K

更新日期：2019-04-01 00:00:00

abstract：:The effect of maternal ingestion of ethanol (0.25 gm/kg) on fetal breathing movements, gross fetal body movements, and fetal heart rate was studied in 11 healthy pregnant women at 37 to 40 weeks' gestation. Fetal breathing movements were almost abolished within 30 minutes of the alcoholic drink and remained significan...

journal_title：American journal of obstetrics and gynecology

authors： McLeod W,Brien J,Loomis C,Carmichael L,Probert C,Patrick J

更新日期：1983-01-15 00:00:00

abstract：:Women in medicine have made strides towards equality and yet the gender gap continues to exist. Despite being the specialty dedicated to the promotion of women's health, obstetrics and gynecology is also marred by gender disparity. Obstetrician-gynecologists who are women continue to face barriers to advancement to le...

journal_title：American journal of obstetrics and gynecology

authors： Hughes F,Bernstein PS

更新日期：2018-10-01 00:00:00

abstract：OBJECTIVE:The International Federation of Gynecology and Obstetrics (FIGO) staging for cervical cancer is based on clinical examination. Previous studies have demonstrated significant upstaging with surgical staging. However, no randomized trial has ever shown a survival benefit when radiation combined with chemoradiat...

journal_title：American journal of obstetrics and gynecology

authors： Köhler C,Mustea A,Marnitz S,Schneider A,Chiantera V,Ulrich U,Scharf JP,Martus P,Vieira MA,Tsunoda A

更新日期：2015-10-01 00:00:00

abstract：OBJECTIVE:Our objective was to determine the localization of immunoreactive endothelin in human cyclic endometrium and in umbilical cord during normal delivery and after cesarean section. STUDY DESIGN:Fixed dated endometrial tissue (n = 41) and umbilical cord (n = 6) were subjected to immunohistochemistry with an anti...

journal_title：American journal of obstetrics and gynecology

authors： Salamonsen LA,Butt AR,Macpherson AM,Rogers PA,Findlay JK

更新日期：1992-07-01 00:00:00

abstract：OBJECTIVE:The study evaluates lipids profile changes during gestation in pregnancies with and without preeclampsia and/or gestational diabetes. STUDY DESIGN:Lipid profiles were assessed between year prior and after pregnancy in 9911 women without cardiovascular comorbidities. RESULTS:Lipid levels during gestation var...

journal_title：American journal of obstetrics and gynecology

authors： Wiznitzer A,Mayer A,Novack V,Sheiner E,Gilutz H,Malhotra A,Novack L

更新日期：2009-11-01 00:00:00

abstract：:Tubal biopsy specimens were obtained at the time of tubal anastomosis in 26 previously sterilized women. Scanning electron microscopy showed that half the patients had abnormalities of tubal mucosa, including loss of mucosal folds, deciliation, and polyposis. These pathologic conditions, the morphologic features of wh...

journal_title：American journal of obstetrics and gynecology

authors： Vasquez G,Winston RM,Boeckx W,Brosens I

更新日期：1980-09-01 00:00:00

abstract：:Cuba has a comprehensive National Health System which delivers primary and secondary health care to 100% of the population. Communicable disease control and preventive medicine programs are implemented through this System. The National Syphilis Control Program is described briefly as an example of a successful control...

journal_title：American journal of obstetrics and gynecology

authors： Werthein LJ,Abreu A,Valdés-Vivó P

更新日期：1980-12-01 00:00:00

abstract：:Vasoactive intestinal polypeptide, a neuropeptide with wide distribution in the central and peripheral nervous system, has a broad spectrum of biologic actions. The demonstration of vasoactive intestinal polypeptide containing nerve fibers within the female and male genital tract 17 years ago indicated a putative role...

journal_title：American journal of obstetrics and gynecology

authors： Ottesen B,Fahrenkrug J

更新日期：1995-05-01 00:00:00

abstract：OBJECTIVE:To determine whether medication classes are associated with alterations in concentrations of Quad screen analytes or the screen-positive rate. STUDY DESIGN:We conducted a retrospective cohort study of women with singleton gestations who received prenatal care and had a Quad screen performed in the University...

journal_title：American journal of obstetrics and gynecology

authors： Pekarek DM,Chapman VR,Neely CL,Ramsey PS,Biggio JR

更新日期：2009-12-01 00:00:00

abstract：:In order to determine if moderate maternal exercise increased uterine activity, a prospective study was done during the last 8 weeks of pregnancy in 17 women. Two forms of exercise were chosen, weight-bearing (running) and non-weight-bearing (stationary bicycle), to study this hypothesis. The results show that with th...

journal_title：American journal of obstetrics and gynecology

authors： Veille JC,Hohimer AR,Burry K,Speroff L

更新日期：1985-03-15 00:00:00

abstract：:This is the first case of a 65 year old healthy woman developing de novo mental confusion during treatment with 2 mg tolterodine twice daily. It is a rare complication of therapy for overactive bladder and resolved when dosage was reduced to 1 mg, although overactive bladder symptoms were still controlled. ...

journal_title：American journal of obstetrics and gynecology

authors： Salvatore S,Serati M,Cardozo L,Uccella S,Bolis P

更新日期：2007-08-01 00:00:00

abstract：BACKGROUND:The composition of bacteria within the vaginal microbiome has garnered a lot of recent attention and has been associated with reproductive health and disease. Despite the common occurrence of yeast (primarily Candida) within the vaginal microbiome, there is still an incomplete picture of relationships betwee...

journal_title：American journal of obstetrics and gynecology

authors： Tortelli BA,Lewis WG,Allsworth JE,Member-Meneh N,Foster LR,Reno HE,Peipert JF,Fay JC,Lewis AL

更新日期：2020-05-01 00:00:00

abstract：OBJECTIVE:We sought to evaluate whether serial amnioinfusions for persistent oligohydramnios can affect the perinatal and long-term outcomes in extreme cases of preterm premature rupture of membranes. STUDY DESIGN:All singleton pregnancies with preterm premature rupture of membranes at <26 weeks' gestation and lasting...

journal_title：American journal of obstetrics and gynecology

authors： Locatelli A,Vergani P,Di Pirro G,Doria V,Biffi A,Ghidini A

更新日期：2000-10-01 00:00:00

abstract：:A prospective flow cytometric examination of ovarian epithelial tumors was undertaken to further characterize aneuploid (including triploid and tetraploid) tumor cell populations according to expression of ovarian tumor antigen CA125 and to expression of class I (normally present in ovarian epithelium) and class II (n...

journal_title：American journal of obstetrics and gynecology

authors： Fowler WC Jr,Maddock MB,Moore DH,Haskill S

更新日期：1988-04-01 00:00:00

abstract：:Samples of cord blood from 46 deliveries were collected between 2 and 8 mo after an epidemic of influenza caused by A/Port Chalmers/73 (H3H2) virus. Of 10 samples with HAI antibody titers against A/Port Chalmers of 1:16 or greater, one had 2-mercaptoethanol-sensitive IgM class antibodies against the virus. Lymphocyte ...

journal_title：American journal of obstetrics and gynecology

authors： Ruben FL,Thompson DS

更新日期：1981-10-15 00:00:00

abstract：OBJECTIVE:This study was undertaken to assess the utility of the Advanced Life Support in Obstetrics Course for obstetrics/gynecology first-year residents by triangulating pretest and posttest scores on written test of knowledge by interns, with qualitative surveys by residents, and faculty. STUDY DESIGN:Obstetrics/gy...

journal_title：American journal of obstetrics and gynecology

authors： Dauphin-McKenzie N,Celestin MJ,Brown D,González-Quintero VH

更新日期：2007-05-01 00:00:00

abstract：:The effects of epidural analgesia on the duration of labor have been a controversal subject since its increased use in recent years. A total of 598 patients receiving this form of analgesia were studied as to progress in labor and eventual outcome. The mean cervical changes during epidural analgesia with a single drug...

journal_title：American journal of obstetrics and gynecology

authors： Phillips JC,Hochberg CJ,Petrakis JK,Van Winkle JD

更新日期：1977-10-01 00:00:00

abstract：:Parameters of fetal growth in triplet gestations are poorly studied and controversial. A cross-sectional analysis of triplet birth weight was performed to elucidate fetal growth patterns. Birth weight and gestational age data were analyzed on 580 infants in 196 triplet sets (eight stillborn infants excluded) between 1...

journal_title：American journal of obstetrics and gynecology

authors： Jones JS,Newman RB,Miller MC

更新日期：1991-01-01 00:00:00

abstract：OBJECTIVE:Our purpose was to determine whether obese women and underweight women have an increased risk of birth defects in their offspring. STUDY DESIGN:A geographically based case-control study of women living in California and Illinois was performed. There were 499 mothers of offspring with neural tube defects, 337...

journal_title：American journal of obstetrics and gynecology

authors： Waller DK,Mills JL,Simpson JL,Cunningham GC,Conley MR,Lassman MR,Rhoads GG

更新日期：1994-02-01 00:00:00

abstract：:Accurate diagnosis of chorioamnionicity in multiple pregnancies is the key to appropriate clinical management of multiple gestation. Although prenatal ultrasound assessment of chorioamnionicity is well established and highly accurate if performed in early pregnancy, exceptions and artifacts arise from anatomic variati...

journal_title：American journal of obstetrics and gynecology

authors： Lu J,Cheng YKY,Ting YH,Law KM,Leung TY

更新日期：2018-09-01 00:00:00

abstract：OBJECTIVE:Our purpose was to determine the proportion of pregnancy loss after genetic amniocentesis that is related to preexisting subclinical intrauterine inflammation. STUDY DESIGN:We accessed our bank of stored second-trimester amniotic fluid and maternal serum samples obtained from women undergoing genetic amnioce...

journal_title：American journal of obstetrics and gynecology

authors： Wenstrom KD,Andrews WW,Tamura T,DuBard MB,Johnston KE,Hemstreet GP

更新日期：1996-10-01 00:00:00