Pregnancy increases cardiovascular toxicity to cocaine.

abstract：:Total cesarean section rates and rates of various indications for primary cesarean section were reviewed for four yearly periods during the past decade. The time periods studied were chosen to follow the introduction of new obstetric practices and technologic advances in monitoring fetal condition. The total cesarean ...

journal_title：American journal of obstetrics and gynecology

authors： Mann LI,Gallant J

更新日期：1979-10-15 00:00:00

abstract：OBJECTIVE:Our aim was to investigate whether the human placenta is permeable to sulindac or its active sulfide metabolite. STUDY DESIGN:Nine pregnant patients (median gestational age [range]: 31.8 [24.3 to 36.4] weeks) were given a 200 mg oral dose of sulindac 5.5 (4.4 to 6.7) hours before 18 intravascular transfusion...

journal_title：American journal of obstetrics and gynecology

authors： Kramer WB,Saade G,Ou CN,Rognerud C,Dorman K,Mayes M,Moise KJ Jr

更新日期：1995-03-01 00:00:00

abstract：:To study the relationship between endometriosis and ovulatory dysfunction, we induced ovarian endometriosis in the rabbit model Adipose tissue was placed in the contralateral ovary as a control. Ovulation was induced with human chorionic gonadotropin, and ovulation points were counted before and after induction of end...

journal_title：American journal of obstetrics and gynecology

authors： Kaplan CR,Eddy CA,Olive DL,Schenken RS

更新日期：1989-01-01 00:00:00

abstract：OBJECTIVE:Our purpose was to determine the characteristics of menopause among Mayan women who did not have menopausal symptoms. STUDY DESIGN:A cross-sectional study of Mayan women from Chichimila, Mexico, was performed. Demographic information, history and physical examination, hormone concentrations, and radial bone ...

journal_title：American journal of obstetrics and gynecology

authors： Martin MC,Block JE,Sanchez SD,Arnaud CD,Beyene Y

更新日期：1993-06-01 00:00:00

abstract：OBJECTIVES:Our goals were (1) to determine whether hypertension, proteinuria, and glomerular endotheliosis can be produced by chronic reduction of lower aortic pressure in pregnant rhesus monkeys and (2) to study the time course of the development of hypertension by means of longitudinal arterial blood pressure measure...

journal_title：American journal of obstetrics and gynecology

authors： Combs CA,Katz MA,Kitzmiller JL,Brescia RJ

更新日期：1993-07-01 00:00:00

abstract：OBJECTIVE:Our purpose was to test whether cocaine stimulates uterine activity in nonpregnant and pregnant rats. STUDY DESIGN:The carotid artery and jugular vein were chronically catheterized, and a microballoon probe was inserted into the uterine cavity of 15 pregnant and 14 nonpregnant female rats. Conscious animals ...

journal_title：American journal of obstetrics and gynecology

authors： Nakahara K,Iso A,Chao CR,Cooper TB,Morishima HO

更新日期：1996-07-01 00:00:00

abstract：OBJECTIVE:The purpose of this study was to determine the effects of raloxifene on endothelial function in healthy, postmenopausal women. STUDY DESIGN:This was a randomized, double-blind, placebo-controlled crossover trial. Subjects (n = 19; mean age, 61 years) underwent endothelial function testing at baseline and aft...

journal_title：American journal of obstetrics and gynecology

authors： Sarrel PM,Nawaz H,Chan W,Fuchs M,Katz DL

更新日期：2003-02-01 00:00:00

abstract：BACKGROUND:There is growing interest in uterine conservation at the time of surgery for uterovaginal prolapse, but limited data compare different types of hysteropexy. OBJECTIVE:We sought to compare 1-year efficacy and safety of laparoscopic sacral hysteropexy and vaginal mesh hysteropexy. STUDY DESIGN:This multicent...

journal_title：American journal of obstetrics and gynecology

authors： Gutman RE,Rardin CR,Sokol ER,Matthews C,Park AJ,Iglesia CB,Geoffrion R,Sokol AI,Karram M,Cundiff GW,Blomquist JL,Barber MD

更新日期：2017-01-01 00:00:00

abstract：OBJECTIVE:We conducted a case-control study to evaluate whether maternal and fetal omega-3 and omega-6 essential fatty acid status play possible roles in the pathogenesis of preterm birth. STUDY DESIGN:Essential fatty acid status in blood and trophoblast tissues was measured in (1) women and their newborns with sponta...

journal_title：American journal of obstetrics and gynecology

authors： Reece MS,McGregor JA,Allen KG,Harris MA

更新日期：1997-04-01 00:00:00

abstract：:It is hypothesized that ampicillin may treat subclinical deciduitis and prolong the "effective" latent period in patients with preterm premature rupture of the membranes. We studied 82 patients with preterm rupture of membranes who were managed expectantly and were randomly assigned either to receive ampicillin prophy...

journal_title：American journal of obstetrics and gynecology

authors： Amon E,Lewis SV,Sibai BM,Villar MA,Arheart KL

更新日期：1988-09-01 00:00:00

abstract：OBJECTIVE:The purpose of this study was to evaluate the prevalence of hepatitis B and hepatitis C virus co-infection among pregnant women who are infected by human immunodeficiency virus and who attend an obstetric complications prenatal clinic. STUDY DESIGN:A de-identified research obstetric human immunodeficiency vi...

journal_title：American journal of obstetrics and gynecology

authors： Santiago-Munoz P,Roberts S,Sheffield J,McElwee B,Wendel GD Jr

更新日期：2005-09-01 00:00:00

abstract：OBJECTIVE:Our purpose was to ascertain the prevalence, incidence, and predictors of gynecologic disorders among women infected with human immunodeficiency virus. STUDY DESIGN:We serially assessed 292 women infected with human immunodeficiency virus and 681 uninfected women. Outcomes were incidence and prevalence of se...

journal_title：American journal of obstetrics and gynecology

authors： Minkoff HL,Eisenberger-Matityahu D,Feldman J,Burk R,Clarke L

更新日期：1999-04-01 00:00:00

abstract：OBJECTIVE:Preterm premature rupture of fetal membranes has been associated with infection, cigarette smoking, and bleeding. Hypochlorous acid (a reactive oxygen species) is central to the body's response to infection, yet it may damage surrounding tissue while destroying pathogens. We examined in vitro the tissue-damag...

journal_title：American journal of obstetrics and gynecology

authors： Plessinger MA,Woods JR Jr,Miller RK

更新日期：2000-10-01 00:00:00

abstract：:The intervillous blood flow and other maternal hemodynamic parameters were assessed in 40 mothers with pregnancy-induced hypertension in late pregnancy before and after hypotensive treatment. Furosemide caused a significant decrease in the intervillous blood flow, whereas the effects of dihydralazine and metoprolol we...

journal_title：American journal of obstetrics and gynecology

authors： Suonio S,Saarikoski S,Tahvanainen K,Pääkkönen A,Olkkonen H

更新日期：1986-07-01 00:00:00

abstract：OBJECTIVE:The purpose of this study was to determine the cerebral, circulatory, and metabolic responses of the ovine fetus near term to umbilical cord compression with variable-type fetal heart rate decelerations. STUDY DESIGN:Nine fetal sheep, at 0.9 of gestation, were studied before, during, and after umbilical cord...

journal_title：American journal of obstetrics and gynecology

authors： Richardson BS,Carmichael L,Homan J,Johnston L,Gagnon R

更新日期：1996-10-01 00:00:00

abstract：:Static pressure is defined as the pressure existing at all points in the circulation when the heart is stopped and is a determinant of cardiac output and blood pressure. By using the proposed relationship that static pressure = cardiac output X "resistance to venous return," estimates were made of peripheral static pr...

journal_title：American journal of obstetrics and gynecology

authors： Goodlin RC,Woods RE,McKinney ME,Hofschire PJ,Russell-Churchill GA

更新日期：1985-06-15 00:00:00

abstract：OBJECTIVE:Our purpose was to evaluate our experience with a statewide, multiple-marker Down syndrome screening program. STUDY DESIGN:The results of 18,712 screening tests performed from July 1, 1991, to Oct. 31, 1992, were reviewed. Amniocentesis and aneuploidy detection rates were compared with the experience of a pr...

journal_title：American journal of obstetrics and gynecology

authors： Wenstrom KD,Williamson RA,Grant SS,Hudson JD,Getchell JP

更新日期：1993-10-01 00:00:00

abstract：:Intrauterine 17 beta-estradiol pellets can induce an up-regulation of guinea pig myometrial beta-adrenergic receptor density and l-isoproterenol-dependent adenylate cyclase activity. Does 17 beta-estradiol influence the ability of beta-adrenergic receptors to form a "high affinity" state with l-isoproterenol, which is...

journal_title：American journal of obstetrics and gynecology

authors： Hatjis CG,Grogan DM,Koritnik DR

更新日期：1989-12-01 00:00:00

abstract：:In this article we report the results of chorionic villus sampling by a biopsy forceps inserted via the cervix under ultrasonic guidance in 300 pregnancies at risk for thalassemia major. A sufficient amount of chorionic villi for deoxyribonucleic acid analysis by oligonucleotide hybridization was obtained in all cases...

journal_title：American journal of obstetrics and gynecology

authors： Monni G,Ibba RM,Olla G,Rosatelli C,Cao A

更新日期：1987-04-01 00:00:00

abstract：:A case of herpes gestationis recurring in each pregnancy, with a postpartum flare-up in the last pregnancy, is described. The diagnosis was confirmed by skin biopsy. The first pregnancy ended in a term stillbirth, but there were favorable outcomes in four subsequent pregnancies. Histopathologic examination of the plac...

journal_title：American journal of obstetrics and gynecology

authors： Baxi LV,Kovilam OP,Collins MH,Walther RR

更新日期：1991-03-01 00:00:00

abstract：BACKGROUND:Fetal growth restriction refers to a fetus that does not reach its genetically predetermined growth potential. It is well-recognized that growth-restricted fetuses are at increased risk of both short- and long-term adverse outcomes. Systematic evaluation of the evidence from clinical trials of fetal growth r...

journal_title：American journal of obstetrics and gynecology

authors： Healy P,Gordijn SJ,Ganzevoort W,Beune IM,Baschat A,Khalil A,Kenny L,Bloomfield FH,Daly M,Kirkham J,Devane D,Papageorghiou AT

更新日期：2019-10-01 00:00:00

abstract：BACKGROUND:Use of more effective contraception may lead to less condom use and increased incidence of sexually transmitted infection. OBJECTIVE:The objective of this study was to compare changes in condom use and incidence of sexually transmitted infection acquisition among new initiators of long-acting reversible con...

journal_title：American journal of obstetrics and gynecology

authors： McNicholas CP,Klugman JB,Zhao Q,Peipert JF

更新日期：2017-12-01 00:00:00

abstract：:We studied the effect of diabetic nephropathy on the course of pregnancy, perinatal outcome, and infant development and determined the influence of pregnancy on maternal hypertension and renal function. Maternal proteinuria usually increased during pregnancy (greater than 3 gm/24 hours in 69%), and hypertension was pr...

journal_title：American journal of obstetrics and gynecology

authors： Kitzmiller JL,Brown ER,Phillippe M,Stark AR,Acker D,Kaldany A,Singh S,Hare JW

更新日期：1981-12-01 00:00:00

abstract：:Studies on mouse sperm-egg binding and fertilization have been suggested to involve the interaction of sperm-associated beta 1-4 galactosyltransferase with egg zona pellucida glycoproteins. A population of human males, whose sperm demonstrated an inability to penetrate ovulated zona pellucida-free hamster eggs in vitr...

journal_title：American journal of obstetrics and gynecology

authors： Humphreys-Beher MG,Blackwell RE

更新日期：1989-05-01 00:00:00

abstract：OBJECTIVE:Elective induction of labor has been discouraged over concerns regarding increased complications. We evaluated the mode of delivery and maternal and neonatal morbidities in low-risk patients whose labor was electively induced or expectantly managed at term. STUDY DESIGN:This was a retrospective cross-section...

journal_title：American journal of obstetrics and gynecology

authors： Gibson KS,Waters TP,Bailit JL

更新日期：2014-09-01 00:00:00

abstract：:A tentative classification of obstetrical and gynecological devices, proposed by the Panel on Review of Obstetrical and Gynecological Devices of the Bureau of Medical Devices and Diagnostic Products of the Food and Drug Administration, is presented. The devices are classified, for regulatory purposes, under 3 genera...

journal_title：American journal of obstetrics and gynecology

authors： Thompson HE,Borders JP,Dickey RP,Freilich TH,Friedman EA,Kerr CH,Sikov MR

更新日期：1976-03-15 00:00:00

abstract：:A placental lesion associated with elevated maternal serum alpha-fetoprotein level and a positive Kleihauer-Betke test is reported. Serial ultrasonograms showed a progressive increase in the echogenicity of the lesion that corresponded to a large intervillous thrombosis after delivery. This case illustrates the import...

journal_title：American journal of obstetrics and gynecology

authors： Jauniaux E,Gibb D,Moscoso G,Campbell S

更新日期：1990-11-01 00:00:00

abstract：BACKGROUND:The incidence of placenta accreta spectrum is rising. Management is most commonly with cesarean hysterectomy. These deliveries often are complicated by massive hemorrhage, urinary tract injury, and admission to the intensive care unit. Up to 60% of patients require transfusion of ≥4 units of packed red blood...

journal_title：American journal of obstetrics and gynecology

authors： Zuckerwise LC,Craig AM,Newton JM,Zhao S,Bennett KA,Crispens MA

更新日期：2020-02-01 00:00:00

abstract：OBJECTIVE:Our purpose was to examine the cellular localization of inhibin subunits and messenger ribonucleic acid expressions for the inhibin subunits and the serum levels of inhibin A and inhibin B in human ovarian sex cord stromal tumors. STUDY DESIGN:We examined the immunohistochemical localization of the inhibin s...

journal_title：American journal of obstetrics and gynecology

authors： Yamashita K,Yamoto M,Shikone T,Minami S,Imai M,Nishimori K,Nakano R

更新日期：1997-12-01 00:00:00

abstract：:A previous study reported frequent resistance of the cervix at 9 mm during dilation and interpreted the resistance as the beginning of a tear of the internal os. A more recent identical study did not indicate such tears. Measurement of the dilators revealed that the set used in the previous study had uneven increments...

journal_title：American journal of obstetrics and gynecology

authors： Hulka JF

更新日期：1988-10-01 00:00:00