Sonographic findings in severe preeclampsia twenty-four hours prior to clinical signs.

abstract：OBJECTIVE:Our aim was to compare the effects of transdermal versus oral estrogens on vascular resistance index, mean arterial pressure, serum lipid concentrations, norepinephrine, and left ventricular structure. STUDY DESIGN:Ten postmenopausal women received transdermal estradiol (0.05 mg/d) plus cyclic oral progester...

journal_title：American journal of obstetrics and gynecology

authors： West SG,Hinderliter AL,Wells EC,Girdler SS,Light KC

更新日期：2001-04-01 00:00:00

abstract：OBJECTIVE:The study's objective was to determine whether there is a difference in the plasma concentration of adrenomedullin, a hypotensive peptide, between arterial and venous umbilical cord blood of uncomplicated gestations with vaginal delivery. STUDY DESIGN:Arterial and venous umbilical cord blood was obtained imm...

journal_title：American journal of obstetrics and gynecology

authors： Hoeldtke NJ,Wagner RK,Moore KH,Calhoun BC,Hume RF Jr

更新日期：1998-10-01 00:00:00

abstract：OBJECTIVE:We hypothesize that genetic variations (single nucleotide polymorphisms-SNPs) in the tumor necrosis factor-alpha (TNF-alpha), TNF receptors (TNFRI and TNFRII), interleukin-6 (IL-6) and IL-6 receptor (IL-6R) genes predict high-risk status for spontaneous preterm birth (sPTB) in European-American women. In this...

journal_title：American journal of obstetrics and gynecology

authors： Menon R,Velez DR,Simhan H,Ryckman K,Jiang L,Thorsen P,Vogel I,Jacobsson B,Merialdi M,Williams SM,Fortunato SJ

更新日期：2006-06-01 00:00:00

abstract：OBJECTIVE:Our purpose was to determine the effectiveness of transabdominal amnioinfusion before induction of labor in reducing the incidence of fetal distress in pregnancies with oligohydramnios at term. STUDY DESIGN:Between June 1991 and September 1994 primiparous women with ultrasonographic evidence of oligohydramni...

journal_title：American journal of obstetrics and gynecology

authors： Vergani P,Ceruti P,Strobelt N,Locatelli A,D'Oria P,Mariani S

更新日期：1996-08-01 00:00:00

abstract：OBJECTIVE:Carotenoids have antioxidant properties and have been associated with reduced risks of some cancers. We hypothesized that carotenoid intake may reduce the risk of diagnosed uterine leiomyoma (UL). STUDY DESIGN:We evaluated the associations between dietary carotenoids and risk of diagnosed UL in 82,512 premen...

journal_title：American journal of obstetrics and gynecology

authors： Terry KL,Missmer SA,Hankinson SE,Willett WC,De Vivo I

更新日期：2008-01-01 00:00:00

abstract：:Pre-eclampsia is characterized by uteroplacental ischemia. Prostaglandins can alter systemic blood pressure as well as regulate blood flow to the fetoplacental unit. In the present study, levels of prostaglandin E were significantly decreased in placental tissue from pre-eclamptic patients. Prostaglandin F, a potent v...

journal_title：American journal of obstetrics and gynecology

authors： Demers LM,Gabbe SG

更新日期：1976-09-01 00:00:00

abstract：BACKGROUND:Preeclampsia (PE) affects 2-3% of all pregnancies and is a major cause of maternal and perinatal morbidity and mortality. The traditional approach to screening for PE is to use a risk-scoring system based on maternal demographic characteristics and medical history (maternal factors), but the performance of s...

journal_title：American journal of obstetrics and gynecology

authors： Gallo DM,Wright D,Casanova C,Campanero M,Nicolaides KH

更新日期：2016-05-01 00:00:00

abstract：OBJECTIVE:Our objective was to study tone responses caused by hypoxia, reoxygenation, and hydrogen peroxide in human placental vessels from gestational diabetic and normal term pregnancies. STUDY DESIGN:Isolated placental arteries and veins from women with well-controlled gestational diabetic and uncomplicated term pr...

journal_title：American journal of obstetrics and gynecology

authors： Figueroa R,Omar HA,Tejani N,Wolin MS

更新日期：1993-05-01 00:00:00

abstract：OBJECTIVES:This study was undertaken to determine whether tissue-specific defensins are expressed within female reproductive tissues. STUDY DESIGN:Messenger ribonucleic acid from amnion, chorion, endometrium, endocervix, myometrium, placenta, small intestine, peripheral blood lymphocytes, and cervical, endometrial, an...

journal_title：American journal of obstetrics and gynecology

authors： Svinarich DM,Wolf NA,Gomez R,Gonik B,Romero R

更新日期：1997-02-01 00:00:00

abstract：:Six subjects with distal ampullary ectopic pregnancies were treated with four doses of intravenous methotrexate (1.0 mg/kg) followed by four doses of leucovorin (0.1 mg/kg, intramuscularly). The diagnosis was established in all cases by laparoscopy following sonography and radioimmunoassay for serum beta subunit of hu...

journal_title：American journal of obstetrics and gynecology

authors： Ory SJ,Villanueva AL,Sand PK,Tamura RK

更新日期：1986-06-01 00:00:00

abstract：BACKGROUND:Premenstrual syndrome is characterized by the cyclic occurrence of physical, behavioral and psychological symptoms during the luteal phase of the menstrual cycle disappearing within a few days of the onset of menstruation. Generally symptoms are mild, but 5-8% of women suffer from severe PMS. Apart from conv...

journal_title：American journal of obstetrics and gynecology

authors： Verkaik S,Kamperman AM,van Westrhenen R,Schulte PFJ

更新日期：2017-08-01 00:00:00

abstract：OBJECTIVE:This study investigated the possible roles of interleukin 6 and soluble interleukin 6 receptor in the growth of endometrial and endometriotic cells. STUDY DESIGN:Endometrial and endometriotic stromal cells were collected from the uterus or from ovarian chocolate cysts. We examined the effects of interleukin ...

journal_title：American journal of obstetrics and gynecology

authors： Yoshioka H,Harada T,Iwabe T,Nagano Y,Taniguchi F,Tanikawa M,Terakawa N

更新日期：1999-05-01 00:00:00

abstract：OBJECTIVE:We studied the role of multidrug resistance proteins in regulating transplacental transmission of corticosteroids and protease inhibitors. STUDY DESIGN:We performed quantitative polymerase chain reaction and FACS analyses to study MDR1 (encodes P-glycoprotein) and MRP-1 expression in extravillous (HTR-8/SVne...

journal_title：American journal of obstetrics and gynecology

authors： Parry S,Zhang J

更新日期：2007-05-01 00:00:00

abstract：:A patient with type I Gaucher's disease had avascular necrosis of the right femoral head that resulted in an altered bony pelvis and marked restriction of right hip abduction. Enzyme replacement therapy with alglucerase prevented further deterioration and improved thrombocytopenia. Vaginal delivery was achieved with t...

journal_title：American journal of obstetrics and gynecology

authors： Cleary JE,Burke WM,Baxi LV

更新日期：2001-01-01 00:00:00

abstract：:Effective communication is a hallmark of safe patient care. Challenges to effective interprofessional communication in maternity care include differing professional perspectives on clinical management, steep hierarchies, and lack of administrative support for change. We review principles of high reliability as they ap...

journal_title：American journal of obstetrics and gynecology

authors： Lyndon A,Zlatnik MG,Wachter RM

更新日期：2011-08-01 00:00:00

abstract：:Ultrasonographic determination of biparietal diameter/femur length ratios performed at 16 or 17 weeks' gestation in fetuses with trisomy 21 were not statistically different from those of 155 normal fetuses. It appears that this test could not be used for screening for trisomy 21. ...

journal_title：American journal of obstetrics and gynecology

authors： Marquette GP,Boucher M,Desrochers M,Dallaire L

更新日期：1990-11-01 00:00:00

abstract：:As a corollary to a case-control study evaluating the risk of pelvic inflammatory disease (PID) among users of an intrauterine contraceptive device (IUD), Papanicolaou smears were studied to detect the presence of actinomycetes. Forty-six PID case patients and 108 control patients were included in the corollary study....

journal_title：American journal of obstetrics and gynecology

authors： Burkman R,Schlesselman S,McCaffrey L,Gupta PK,Spence M

更新日期：1982-07-01 00:00:00

abstract：BACKGROUND:Controversy surrounds the definition of "normal" and "abnormal" labor. OBJECTIVE:In this study, we used contemporary labor charts to explore labor patterns in large obstetric population (2011-2016). STUDY DESIGN:Detailed information from electronic medical records of live singleton deliveries at term (≥37 ...

journal_title：American journal of obstetrics and gynecology

authors： Ashwal E,Livne MY,Benichou JIC,Unger R,Hiersch L,Aviram A,Mani A,Yogev Y

更新日期：2020-03-01 00:00:00

abstract：OBJECTIVE:We compared the diagnostic performances of fetal fibronectin assay of cervical and vaginal secretions and of transvaginal ultrasonographic evaluation of the uterine cervix in the prediction of preterm delivery of patients presenting with preterm labor and intact membranes. STUDY DESIGN:One hundred eight pati...

journal_title：American journal of obstetrics and gynecology

authors： Rizzo G,Capponi A,Arduini D,Lorido C,Romanini C

更新日期：1996-11-01 00:00:00

abstract：OBJECTIVES:We investigated the impact of selective laser ablation on the cardiovascular pathology of the recipient twin in twin-twin transfusion syndrome. STUDY DESIGN:Fetal echocardiograms and medical records were reviewed from 22 pregnancies with severe twin-twin transfusion syndrome where echocardiography was perfo...

journal_title：American journal of obstetrics and gynecology

authors： Barrea C,Hornberger LK,Alkazaleh F,McCrindle BW,Roberts A,Berezovska O,Windrim R,Seaward PG,Smallhorn JF,Ryan G

更新日期：2006-11-01 00:00:00

abstract：BACKGROUND:Antecedents of chronic pelvic pain are not well characterized, but pelvic organ visceral sensitivity is a hallmark of these disorders. Recent studies have identified that some dysmenorrhea sufferers are much more likely to exhibit comorbid bladder hypersensitivity. Presumably, these otherwise healthy women m...

journal_title：American journal of obstetrics and gynecology

authors： Tu FF,Datta A,Atashroo D,Senapati S,Roth G,Clauw DJ,Hellman KM

更新日期：2020-06-01 00:00:00

abstract：OBJECTIVE:The study was undertaken to assess the validity of vaginal fetal fibronectin assay as a screening test for spontaneous preterm delivery in asymptomatic patients who have undergone multifetal pregnancy reduction (MFPR). STUDY DESIGN:A historic cohort of 63 patients who underwent MFPR between 10 and 14 weeks o...

journal_title：American journal of obstetrics and gynecology

authors： Roman AS,Rebarber A,Lipkind H,Mulholland J,Minior V,Roshan D

更新日期：2004-01-01 00:00:00

abstract：OBJECTIVE:The objective of the study was to determine whether an individualized growth standard (IS) improves the identification of preterm small-for-gestational-age (SGA) neonates at risk of developing moderate/severe cerebral palsy (CP) or death. STUDY DESIGN:This study was a secondary analysis of data from a random...

journal_title：American journal of obstetrics and gynecology

authors： Grobman WA,Lai Y,Rouse DJ,Spong CY,Varner MW,Mercer BM,Leveno KJ,Iams JD,Wapner RJ,Sorokin Y,Thorp JM Jr,Ramin SM,Malone FD,O'Sullivan MJ,Hankins GD,Caritis SN,Eunice Kennedy Shriver National Institute of Child Health and

更新日期：2013-10-01 00:00:00

abstract：:Micromanipulative techniques, such as subzonal insemination and direct intracytoplasmic sperm injection, are used when standard in vitro fertilization techniques have failed. These new approaches are currently under investigation in a variety of centers across the country. The projected results and the strengths and w...

journal_title：American journal of obstetrics and gynecology

authors： Tucker MJ

更新日期：1995-02-01 00:00:00

abstract：OBJECTIVE:The objective of the study was to evaluate the efficacy and safety of global endometrial ablation in women with a history of cesarean delivery. STUDY DESIGN:We performed a historical cohort study of patients who underwent endometrial ablation for menorrhagia between 1998 and 2005. Outcome measures included a...

journal_title：American journal of obstetrics and gynecology

authors： Khan Z,El-Nashar SA,Hopkins MR,Famuyide AO

更新日期：2011-11-01 00:00:00

abstract：:A study of fetal activity was undertaken as the first step in a series of physiologic fetal movement studies. A simple, safe, noninvasive, clinically applicable method for studying fetal movement with a tocodynamometer is described. Four basic types of fetal movement have been seen and defined in terms of their durati...

journal_title：American journal of obstetrics and gynecology

authors： Timor-Tritsch I,Zador I,Hertz RH,Rosen MG

更新日期：1976-09-01 00:00:00

abstract：OBJECTIVES:Preeclampsia is associated with hypertension, fetal growth retardation, and proteinuria. We hypothesized that impaired vascular nitric oxide synthesis during pregnancy may be an important causal factor in preeclampsia. STUDY DESIGN:An inhibitor of nitric oxide synthase, L-nitro-arginine methyl ester, or a n...

journal_title：American journal of obstetrics and gynecology

authors： Yallampalli C,Garfield RE

更新日期：1993-11-01 00:00:00

abstract：:The epidemiology of gestational trophoblastic disease is not well understood. Methodologic problems with published reports limit the interpretation of incidence data, although the frequency of hydatidiform mole appears to be about one per 1000 pregnancies. No consistent temporal trends in rates of either hydatidiform ...

journal_title：American journal of obstetrics and gynecology

authors： Grimes DA

更新日期：1984-10-01 00:00:00

abstract：:Skillful laser ablation can remove any volume of human papillomavirus-associated vulvar disease but cannot prevent reactivation of the surrounding latent viral reservoir during postoperative healing. Conversely, interferon and 5-fluorouracil are relatively ineffective as primary therapies in clearing bulky lesions. In...

journal_title：American journal of obstetrics and gynecology

authors： Reid R,Greenberg MD,Pizzuti DJ,Omoto KH,Rutledge LH,Soo W

更新日期：1992-03-01 00:00:00

abstract：OBJECTIVE:Our purpose was to measure the transfer of lamivudine ([-]-2'-deoxy-3'-thiacytidine) across the human placenta both alone and in the presence of zidovudine. STUDY DESIGN:Nine placentas from term, elective cesarean deliveries were analyzed with use of the ex vivo single cotyledon perfusion system. Antipyrine ...

journal_title：American journal of obstetrics and gynecology

authors： Bloom SL,Dias KM,Bawdon RE,Gilstrap LC 3rd

更新日期：1997-02-01 00:00:00