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Articles 151 - 180 of 181
Full-Text Articles in Pediatrics
The Study Of Hiv And Antenatal Care Integration In Pregnancy In Kenya: Design, Methods, And Baseline Results Of A Cluster-Randomized Controlled Trial, Janet M. Turan, Rachel L. Steinfeld, Maricianah Onono, Elizabeth A. Bukusi, Meghan Woods, Starley B. Shade, Sierra Washington, Reson Marima, Jeremy Penner, Marta L. Ackers, Dorothy Mbori-Ngacha, Craig R. Cohen
The Study Of Hiv And Antenatal Care Integration In Pregnancy In Kenya: Design, Methods, And Baseline Results Of A Cluster-Randomized Controlled Trial, Janet M. Turan, Rachel L. Steinfeld, Maricianah Onono, Elizabeth A. Bukusi, Meghan Woods, Starley B. Shade, Sierra Washington, Reson Marima, Jeremy Penner, Marta L. Ackers, Dorothy Mbori-Ngacha, Craig R. Cohen
Pathology, East Africa
Background: Despite strong evidence for the effectiveness of anti-retroviral therapy for improving the health of women living with HIV and for the prevention of mother-to-child transmission (PMTCT), HIV persists as a major maternal and child health problem in sub-Saharan Africa. In most settings antenatal care (ANC) services and HIV treatment services are offered in separate clinics. Integrating these services may result in better uptake of services, reduction of the time to treatment initiation, better adherence, and reduction of stigma.
Methodology/Principal Findings: A prospective cluster randomized controlled trial design was used to evaluate the effects of integrating HIV treatment into ANC …
The Long And Short Of It: The Role Of Telomeres In Fetal Origins Of Adult Disease., Stephanie E Hallows, Timothy Regnault, Dean H Betts
The Long And Short Of It: The Role Of Telomeres In Fetal Origins Of Adult Disease., Stephanie E Hallows, Timothy Regnault, Dean H Betts
Paediatrics Publications
Placental insufficiency, maternal malnutrition, and other causes of intrauterine growth restriction (IUGR) can significantly affect short-term growth and long-term health. Following IUGR, there is an increased risk for cardiovascular disease and Type 2 Diabetes. The etiology of these diseases is beginning to be elucidated, and premature aging or cellular senescence through increased oxidative stress and DNA damage to telomeric ends may be initiators of these disease processes. This paper will explore the areas where telomere and telomerase biology can have significant effects on various tissues in the body in IUGR outcomes.
Adolescent Pregnancy, Donald E. Greydanus, Marlene B. Huff, Hatim A. Omar
Adolescent Pregnancy, Donald E. Greydanus, Marlene B. Huff, Hatim A. Omar
Pediatrics Faculty Publications
More than 14 million adolescents in the world annually give birth, and nearly 800,000 adolescents in the United States become pregnant each year. This chapter considers concepts of teen pregnancy including risks to the mother as well as offspring, the adolescent father, issues related to abortion, and concepts of prevention of unwanted pregnancy in youth. Adolescent pregnancy is global phenomenon affecting all societies and cultures.
Pregnancy In Adolescence, Donald E. Greydanus, Marlene B. Huff, Hatim A. Omar, Colleen B. Dodich
Pregnancy In Adolescence, Donald E. Greydanus, Marlene B. Huff, Hatim A. Omar, Colleen B. Dodich
Pediatrics Faculty Publications
Over 14 million adolescents in the world annually give birth and nearly 800.000 adolescents in the United States become pregnant each year. This paper considers concepts of teen pregnancy including risks to the mother as well as offspring, the adolescent father, issues related to abortion, and concepts of prevention of unwanted pregnancy in youth. Adolescent pregnancy is a global phenomenon affecting all societies and cultures.
The Effect Of Intermittent Umbilical Cord Occlusion On Elastin Composition In The Ovine Fetus., Jennifer A Thompson, Sarah A Gimbel, Bryan S Richardson, Robert Gagnon, Timothy Regnault
The Effect Of Intermittent Umbilical Cord Occlusion On Elastin Composition In The Ovine Fetus., Jennifer A Thompson, Sarah A Gimbel, Bryan S Richardson, Robert Gagnon, Timothy Regnault
Paediatrics Publications
This study aimed to determine the effect of varying degrees of intermittent umbilical cord occlusion (UCO) on arterial elastin composition. Over 4 days, chronically catheterized late gestation fetal sheep received 5 total UCO per day lasting 1 min/h (mild group: n = 6), 2 min/h (moderate group: n = 4), 3 min/h (severe group; n = 6); or no occlusion (control group: n = 7). Each group was evaluated for elastin content of the carotid and superior mesenteric artery (SMA), the arterial pressure response to UCO, and plasma cortisol concentration. Elastin content of the carotid artery was significantly increased by …
An Evaluation Of Hospital Breastfeeding Policies In The Philadelphia Metropolitan Area 1994-2009: A Comparison With The Baby-Friendly Hospital Initiative Ten Steps., Andrea Crivelli-Kovach, Esther K Chung
An Evaluation Of Hospital Breastfeeding Policies In The Philadelphia Metropolitan Area 1994-2009: A Comparison With The Baby-Friendly Hospital Initiative Ten Steps., Andrea Crivelli-Kovach, Esther K Chung
Department of Pediatrics Faculty Papers
OBJECTIVE: The purpose of this study was to describe current breastfeeding policies and practices among Philadelphia, PA metropolitan hospitals and changes in their policies and practices over time.
METHODS: In-person group interviews were conducted to obtain a composite picture of actual breastfeeding policies and practices. One questionnaire per hospital was completed based on responses from group consensus. Twenty-five hospitals providing maternity care were contacted. Information was obtained from personnel representing different areas of maternity services. Hospitals were classified according to the degree to which they were implementing the Ten Steps to Successful Breastfeeding.
RESULTS: Mean breastfeeding rates at suburban hospitals …
Does Treatment Of Premature Labor With Terbutaline Increase The Risk Of Autism Spectrum Disorders?, Patricia Rodier, Richard K Miller, Robert L Brent
Does Treatment Of Premature Labor With Terbutaline Increase The Risk Of Autism Spectrum Disorders?, Patricia Rodier, Richard K Miller, Robert L Brent
Department of Pediatrics Faculty Papers
Beta-adrenergic agents have been used in pregnant women for the treatment of premature labor and for the treatment of asthma. Concerns have been expressed that exposure to terbutaline, a beta-2 adrenergic agonist, may increase the risk of autism spectrum disorders (ASDs) in the offspring. This hypothesis deserves critical review, given the number of patients exposed to the drug in the last two decades. The results are important to both the obstetricians and patients who weigh the risks and benefits of interventions and to the pediatricians who counsel the families of affected children.
Prenatal Diagnosis And Risk Factors For Preoperative Death In Neonates With Single Right Ventricle And Systemic Outflow Obstruction: Screening Data From The Pediatric Heart Network Single Ventricle Reconstruction Trial(∗)., Andrew M. Atz, Thomas G. Travison, Ismee A. Williams, Gail D. Pearson, Peter C. Laussen, William T. Mahle, Amanda L. Cook, Joel A. Kirsh, Mark Sklansky, Svetlana Khaikin, Caren Goldberg, Michele Frommelt, Catherine Krawczeski, Michael D. Puchalski, Jeffrey P. Jacobs, Jeanne M. Baffa, Jack Rychik, Richard G. Ohye, Pediatric Heart Network Investigators, Girish S. Shirali
Prenatal Diagnosis And Risk Factors For Preoperative Death In Neonates With Single Right Ventricle And Systemic Outflow Obstruction: Screening Data From The Pediatric Heart Network Single Ventricle Reconstruction Trial(∗)., Andrew M. Atz, Thomas G. Travison, Ismee A. Williams, Gail D. Pearson, Peter C. Laussen, William T. Mahle, Amanda L. Cook, Joel A. Kirsh, Mark Sklansky, Svetlana Khaikin, Caren Goldberg, Michele Frommelt, Catherine Krawczeski, Michael D. Puchalski, Jeffrey P. Jacobs, Jeanne M. Baffa, Jack Rychik, Richard G. Ohye, Pediatric Heart Network Investigators, Girish S. Shirali
Manuscripts, Articles, Book Chapters and Other Papers
OBJECTIVES: The purpose of this analysis was to assess preoperative risk factors before the first-stage Norwood procedure in infants with hypoplastic left heart syndrome and related single-ventricle lesions and to evaluate practice patterns in prenatal diagnosis, as well as the role of prenatal diagnosis in outcome.
METHODS: Data from all live births with morphologic single right ventricle and systemic outflow obstruction screened for the Pediatric Heart Network's Single Ventricle Reconstruction Trial were used to investigate prenatal diagnosis and preoperative risk factors. Demographics, gestational age, prenatal diagnosis status, presence of major extracardiac congenital abnormalities, and preoperative mortality rates were recorded.
RESULTS: …
The Perils Of The Imperfect Expectation Of The Perfect Baby., Frank A Chervenak, Laurence B Mccullough, Robert L Brent
The Perils Of The Imperfect Expectation Of The Perfect Baby., Frank A Chervenak, Laurence B Mccullough, Robert L Brent
Department of Pediatrics Faculty Papers
Advances in modern medicine invite the assumption that medicine can control human biology. There is a perilous logic that leads from expectations of medicine's control over reproductive biology to the expectation of having a perfect baby. This article proposes that obstetricians should take a preventive ethics approach to the care of pregnant women with expectations for a perfect baby. We use Nathaniel Hawthorne's classic short story, "The Birthmark," to illustrate the perils of the logic of control and perfection through science and then identify possible contemporary sources of the expectation of the perfect baby. We propose that the informed consent …
Chromosomal Anomalies Influence Parental Treatment Decisions In Relation To Prenatally Diagnosed Congenital Heart Disease., Sinai C. Zyblewski, Elizabeth G. Hill, Girish S. Shirali, Andrew Atz, Geoffrey Forbus, Javier Gonzalez, Anthony Hlavacek
Chromosomal Anomalies Influence Parental Treatment Decisions In Relation To Prenatally Diagnosed Congenital Heart Disease., Sinai C. Zyblewski, Elizabeth G. Hill, Girish S. Shirali, Andrew Atz, Geoffrey Forbus, Javier Gonzalez, Anthony Hlavacek
Manuscripts, Articles, Book Chapters and Other Papers
This study aimed to identify the variables that influence parental treatment decisions after a prenatal diagnosis of congenital heart disease (CHD). The authors reviewed all cases of prenatally diagnosed structural CHD from August 1998 to December 2006 at their center. The following variables were studied as potential predictors of parental intent to treat: maternal age, race, insurance status, obstetric history, fetal gender, univentricular versus biventricular cardiac physiology, and fetal chromosomal abnormality. Uni- and multivariable logistic regression analyses were performed. In the review, 252 consecutive cases of prenatally diagnosed CHD were identified. Of these, 204 women pursued full medical treatment, whereas …
Intrauterine Growth Restriction Increases Fetal Hepatic Gluconeogenic Capacity And Reduces Messenger Ribonucleic Acid Translation Initiation And Nutrient Sensing In Fetal Liver And Skeletal Muscle., Stephanie R Thorn, Timothy Regnault, Laura D Brown, Paul J Rozance, Jane Keng, Michael Roper, Randall B Wilkening, William W Hay, Jacob E Friedman
Intrauterine Growth Restriction Increases Fetal Hepatic Gluconeogenic Capacity And Reduces Messenger Ribonucleic Acid Translation Initiation And Nutrient Sensing In Fetal Liver And Skeletal Muscle., Stephanie R Thorn, Timothy Regnault, Laura D Brown, Paul J Rozance, Jane Keng, Michael Roper, Randall B Wilkening, William W Hay, Jacob E Friedman
Paediatrics Publications
Expression of key metabolic genes and proteins involved in mRNA translation, energy sensing, and glucose metabolism in liver and skeletal muscle were investigated in a late-gestation fetal sheep model of placental insufficiency intrauterine growth restriction (PI-IUGR). PI-IUGR fetuses weighed 55% less; had reduced oxygen, glucose, isoleucine, insulin, and IGF-I levels; and had 40% reduction in net branched chain amino acid uptake. In PI-IUGR skeletal muscle, levels of insulin receptor were increased 80%, whereas phosphoinositide-3 kinase (p85) and protein kinase B (AKT2) were reduced by 40%. Expression of eukaryotic initiation factor-4e was reduced 45% in liver, suggesting a unique mechanism limiting …
State Infant Mortality: An Ecologic Study To Determine Modifiable Risks And Adjusted Infant Mortality Rates., David A. Paul. Md, Amy Mackley, Rnc, Robert G. Locke, Do, John L. Stefano, Md, Charlan Kroelinger, Phd
State Infant Mortality: An Ecologic Study To Determine Modifiable Risks And Adjusted Infant Mortality Rates., David A. Paul. Md, Amy Mackley, Rnc, Robert G. Locke, Do, John L. Stefano, Md, Charlan Kroelinger, Phd
Department of Pediatrics Faculty Papers
OBJECTIVE: To determine factors contributing to state infant mortality rates (IMR) and develop an adjusted IMR in the United States for 2001 and 2002. DESIGN/METHODS: Ecologic study of factors contributing to state IMR. State IMR for 2001 and 2002 were obtained from the United States linked death and birth certificate data from the National Center for Health Statistics. Factors investigated using multivariable linear regression included state racial demographics, ethnicity, state population, median income, education, teen birth rate, proportion of obesity, smoking during pregnancy, diabetes, hypertension, cesarean delivery, prenatal care, health insurance, self-report of mental illness, and number of in-vitro fertilization …
Hematologic Effects Of Placental Pathology On Very Low Birthweight Infants Born To Mothers With Preeclampsia., Kelly J. Zook, Md, Amy B. Mackley, Rnc, Jennifer Kern, David A. Paul. Md
Hematologic Effects Of Placental Pathology On Very Low Birthweight Infants Born To Mothers With Preeclampsia., Kelly J. Zook, Md, Amy B. Mackley, Rnc, Jennifer Kern, David A. Paul. Md
Department of Pediatrics Faculty Papers
OBJECTIVE: To investigate the effect of placental pathology on neonatal neutrophils, platelets, hematocrit and nucleated red blood cells in very low birthweight (VLBW) infants born to mothers with preeclampsia. STUDY DESIGN: Retrospective cohort study of infants with birthweight < 1500 g born to mothers with preeclampsia from july, 2002 to july, 2006 at a single level III neonatal intensive care unit. Placental pathology was reviewed for the presence of placental infarction and vasculopathy. Hematologic parameters from day of life 0, 1 and 2 were obtained. Statistical analysis included repeated-measures analysis of variance and multivariable analysis using logistic regression. RESULT: The study sample included 203 infants with estimated gestational age of 28+/-3 weeks; 45% had placental infarctions and 26% placental vasculopathy. Infants with neutropenia and thrombocytopenia did not have an increased occurrence of placental infarction or maternal vasculopathy but were more likely to be of small gestational age (SGA) and of lower gestational age compared with infants without neutropenia or thrombocytopenia. After multivariable analysis, gestational age and SGA remained associated with both neutropenia and thrombocytopenia whereas placental infarction and vasculopathy did not remain in the models. CONCLUSION: In our population of VLBW infants born to mothers with preeclampsia, placental pathology was common. There was no association of placental infarction or vasculopathy with neonatal neutropenia and thrombocytopenia. The data suggest that neonatal hematologic effects of maternal preeclampsia, if related to the placenta, are associated with factors other than placental histology.
Infant Mortality In Delaware: The Need To Improve Maternal Health And Reduce Premature Births., David A. Paul. Md
Infant Mortality In Delaware: The Need To Improve Maternal Health And Reduce Premature Births., David A. Paul. Md
Department of Pediatrics Faculty Papers
Delaware's high infant mortality rate continues to be driven by an increasing number of premature births. Premature birth is a complex problem with both social and medical roots. Based on the CDC road map, programs aimed at improving preconception health of women of childbearing age are blossoming in Delaware. In addition, Delaware's infant mortality rate can only be reduced if we are able to diminish disparities in health care delivery, and improve the social factors influencing infant mortality. These factors include diminishing family support, low high school graduation rate, poor housing, and a lack of health insurance.
Effects Of Early Gestation Gh Administration On Placental And Fetal Development In Sheep., Casey D Wright, Ryan J Orbus, Timothy Regnault, Russell V Anthony
Effects Of Early Gestation Gh Administration On Placental And Fetal Development In Sheep., Casey D Wright, Ryan J Orbus, Timothy Regnault, Russell V Anthony
Paediatrics Publications
Ovine GH (oGH) is synthesized in placental tissue during maximal placental growth and development. Our objectives were to localize oGH mRNA in the placenta, and study the impact of exogenous GH on twin pregnancies during the normal window (35-55 days of gestational age; dGA) of placental expression. In situ hybridization localized oGH mRNA in uterine luminal epithelium but not in tissues of fetal origin. While maternal GH and IGF-I concentrations were increased (P
Medical Students: Abuse Of Psychoactive Substances And Sexuality Aspects, Kepler Alencar Mendes Carvalho, Maria José Carvalho Sant'anna, Verônica Coates, Hatim A. Omar
Medical Students: Abuse Of Psychoactive Substances And Sexuality Aspects, Kepler Alencar Mendes Carvalho, Maria José Carvalho Sant'anna, Verônica Coates, Hatim A. Omar
Pediatrics Faculty Publications
University students aged 17 to 24 years of age are prone to many risk factors.
OBJECTIVES: Identify risk factors related to exploring sexuality and characteristics of consumption of psychoactive substances in students attending medical school.
METHODS: 465 Medical students from Santa Casa of São Paulo Faculty of Medical Sciences (FCMSCSP) were prospectively and transversely evaluated during 2005. An anonymous, semi-structured, self-filling questionnaire was used. The average age of the students was 21.5 years, 43% females. 76.2% preferred alcohol, and 11.1% tobacco consumption; chloroethane (lança-perfume) consumption occurred in 22.6% and 15.3% consumption of other types of illicit drugs, with marijuana as …
Current Significance Of Meconium Plug Syndrome., Scott J. Keckler, Shawn D. St Peter, Troy L. Spilde, Kuojen Tsao, Daniel J. Ostlie, G W. Holcomb Iii, Charles L. Snyder
Current Significance Of Meconium Plug Syndrome., Scott J. Keckler, Shawn D. St Peter, Troy L. Spilde, Kuojen Tsao, Daniel J. Ostlie, G W. Holcomb Iii, Charles L. Snyder
Manuscripts, Articles, Book Chapters and Other Papers
BACKGROUND: The significance of meconium plug syndrome is dependent on the underlying diagnosis. The incidence of pathologic finding, particularly Hirschsprung's disease, contributing to the presence of these plugs, has been debated. However, there are little recent data in the literature. Therefore, we reviewed our experience with meconium plugs as a cause of abdominal distension to evaluate the associated conditions and incidence of Hirschsprung's disease.
METHODS: We reviewed the records of newborns with meconium plugs found in the distal colon on contrast enema from 1994 to 2007. Demographics, radiologic findings, histologic findings, operative findings, and clinical courses were reviewed.
RESULTS: During …
Chronic Late-Gestation Hypoglycemia Upregulates Hepatic Pepck Associated With Increased Pgc1alpha Mrna And Phosphorylated Creb In Fetal Sheep., Paul J Rozance, Sean W Limesand, James S Barry, Laura D Brown, Stephanie R Thorn, Dan Loturco, Timothy Regnault, Jacob E Friedman, William W Hay
Chronic Late-Gestation Hypoglycemia Upregulates Hepatic Pepck Associated With Increased Pgc1alpha Mrna And Phosphorylated Creb In Fetal Sheep., Paul J Rozance, Sean W Limesand, James S Barry, Laura D Brown, Stephanie R Thorn, Dan Loturco, Timothy Regnault, Jacob E Friedman, William W Hay
Paediatrics Publications
Hepatic glucose production is normally activated at birth but has been observed in response to experimental hypoglycemia in fetal sheep. The cellular basis for this process remains unknown. We determined the impact of 2 wk of fetal hypoglycemia during late gestation on enzymes responsible for hepatic gluconeogenesis, focusing on the insulin-signaling pathway, transcription factors, and coactivators that regulate gluconeogenesis. Hepatic phosphoenolpyruvate carboxykinase and glucose-6-phosphatase mRNA increased 12-fold and 7-fold, respectively, following chronic hypoglycemia with no change in hepatic glycogen. Chronic hypoglycemia decreased fetal plasma insulin with no change in glucagon but increased plasma cortisol 3.5-fold. Peroxisome proliferator-activated receptor-gamma coactivator-1alpha mRNA …
Continuous Source Of Care Among Young Underserved Children: Associated Characteristics And Use Of Recommended Parenting Practices., Esther K Chung, Leny Mathew, Kelly F Mccollum, Irma T Elo, Jennifer F Culhane
Continuous Source Of Care Among Young Underserved Children: Associated Characteristics And Use Of Recommended Parenting Practices., Esther K Chung, Leny Mathew, Kelly F Mccollum, Irma T Elo, Jennifer F Culhane
Department of Pediatrics Faculty Papers
OBJECTIVES: The aim of this study was to 1) assess sociodemographic and health characteristics associated with having a continuous source of care (CSOC) among young children and 2) determine the relationship between having a CSOC and use of parenting practices.
METHODS: We conducted a prospective, community-based survey of women receiving prenatal care at Philadelphia community health centers. We conducted surveys at the first prenatal visit and at a mean age +/- standard deviation of 3 +/-1, 11 +/- 1, and 24 +/- 2 months postpartum, obtaining information on sociodemographic and health characteristics, child's health care provider, and 6 parenting practices. …
The Expression Of Ovine Placental Lactogen, Star And Progesterone-Associated Steroidogenic Enzymes In Placentae Of Overnourished Growing Adolescent Ewes., Richard G Lea, Peter Wooding, Ian Stewart, Lisa T Hannah, Stephen Morton, Karen Wallace, Raymond P Aitken, John S Milne, Timothy Regnault, Russell V Anthony, Jacqueline M Wallace
The Expression Of Ovine Placental Lactogen, Star And Progesterone-Associated Steroidogenic Enzymes In Placentae Of Overnourished Growing Adolescent Ewes., Richard G Lea, Peter Wooding, Ian Stewart, Lisa T Hannah, Stephen Morton, Karen Wallace, Raymond P Aitken, John S Milne, Timothy Regnault, Russell V Anthony, Jacqueline M Wallace
Paediatrics Publications
Overnourishing pregnant adolescent sheep promotes maternal growth but reduces placental mass, lamb birth weight and circulating progesterone. This study aimed to determine whether altered progesterone reflected transcript abundance for StAR (cholesterol transporter) and the steroidogenic enzymes (Cyp11A1, Hsd3b and Cyp17). Circulating and placental expression of ovine placental lactogen (oPL) was also investigated. Adolescent ewes with singleton pregnancies were fed high (H) or moderate (M) nutrient intake diets to restrict or support placental growth. Experiment 1: peripheral progesterone and oPL concentrations were measured in H (n=7) and M (n=6) animals across gestation (days 7-140). Experiment 2: progesterone was measured to mid- …
Teenage Pregnancy: Impact Of The Integral Attention Given To The Pregnant Teenager And Adolescent Mother As A Protective Factor For Repeat Pregnancy, Maria José Carvalho Sant'anna, Kepler Alencar Mendes Carvalho, Amanda Melhado, Verônica Coates, Hatim A. Omar
Teenage Pregnancy: Impact Of The Integral Attention Given To The Pregnant Teenager And Adolescent Mother As A Protective Factor For Repeat Pregnancy, Maria José Carvalho Sant'anna, Kepler Alencar Mendes Carvalho, Amanda Melhado, Verônica Coates, Hatim A. Omar
Pediatrics Faculty Publications
The purpose of this study was to evaluate the impact of the integral attention to the health of pregnant adolescents and adolescent mothers, having follow-up from the Integral Support Program for the Pregnant Teen (ISPPT), with the intention to determine quality of life and prevent repeat pregnancy. A prospective study comprised 85 adolescents attended by the ISPPT between January 2002 and June 2006 who participated in meetings during pregnancy with a multidisciplinary team that provided orientation concerning family planning, self-esteem, pregnancy prevention, motivation to continue education and/or work, and evaluate the postpartum mother-child relationship. The following were analyzed: education level, …
Altered Placental And Fetal Expression Of Igfs And Igf-Binding Proteins Associated With Intrauterine Growth Restriction In Fetal Sheep During Early And Mid-Pregnancy., Barbra De Vrijer, Meredith L Davidsen, Randall B Wilkening, Russell V Anthony, Timothy Regnault
Altered Placental And Fetal Expression Of Igfs And Igf-Binding Proteins Associated With Intrauterine Growth Restriction In Fetal Sheep During Early And Mid-Pregnancy., Barbra De Vrijer, Meredith L Davidsen, Randall B Wilkening, Russell V Anthony, Timothy Regnault
Paediatrics Publications
The insulin-like growth factors (IGFs) are postulated to be altered in association with the development of intrauterine growth restriction (IUGR). The present studies examined placental and fetal hepatic mRNA concentration of components of the IGF system at two time points (55 and 90 d gestational age, dGA; Term 147 dGA) in a hyperthermia (HT)-induced sheep model of placental insufficiency-IUGR. Maternal plasma insulin and IGF-I were constant at 55 and 90 dGA and were unaffected by treatment. Umbilical vein insulin concentrations tended to be reduced at 90 dGA following HT exposure. Caruncle IGF-I mRNA was increased at 90 dGA in HT …
Pregnant Teenager Involvement In Sexual Activity And The Social Context, Maria José Carvalho Sant'anna, Júlia Kerr Catunda, Kepler Alencar Mendes Carvalho, Verônica Coates, Hatim A. Omar
Pregnant Teenager Involvement In Sexual Activity And The Social Context, Maria José Carvalho Sant'anna, Júlia Kerr Catunda, Kepler Alencar Mendes Carvalho, Verônica Coates, Hatim A. Omar
Pediatrics Faculty Publications
Pregnancy during adolescence represents a challenge to society as a whole. Its incidence is increasing and brings about social and medical consequences to both the teen mothers and their children. The purpose of this study was to evaluate pregnant teenager involvement in sexual activity and the social context. The group studied comprised 152 pregnant teenagers attending the Department of Pediatrics, Santa Casa de Sao Paulo (SCSP) General Hospital. All information was analyzed. The age at first intercourse was 14.2 years and the average period between first intercourse and pregnancy was 1.4 years. Most pregnancies (75%) were neither planned nor wanted, …
Correlation Between Number Of Retrieved Oocytes And Pregnancy Rate After In Vitro Fertilization/Intracytoplasmic Sperm Infection, Tanya Timeva, Tanya Milachich, Irena Antonova, Tanya Arabaji, Atanas Shterev, Hatim A. Omar
Correlation Between Number Of Retrieved Oocytes And Pregnancy Rate After In Vitro Fertilization/Intracytoplasmic Sperm Infection, Tanya Timeva, Tanya Milachich, Irena Antonova, Tanya Arabaji, Atanas Shterev, Hatim A. Omar
Pediatrics Faculty Publications
The implementation of safe and maximally effective ovarian stimulation is a major aim for in vitro fertilization (IVF) teams. The goal of controlled ovarian hyperstimulation (COH) is to supply enough oocytes with normal maturation to insure the consequent biological procedures. A variety of different stimulation protocols have been suggested and an individual selection of the correct stimulation protocol is mandatory. The aim of the present study is to evaluate the correlation between number of retrieved oocytes and clinical pregnancy rate (CPR) after IVF or intracytoplasmic sperm injection (ICSI) procedures. We reviewed 1017 cycles in a total of 975 patients. The …
Successful Treatment Of Depot Medroxyprogesterone Acetate-Related Vaginal Bleeding Improves Continuation Rates In Adolescents, Kristin M. Rager, Amy Fowler, Hatim A. Omar
Successful Treatment Of Depot Medroxyprogesterone Acetate-Related Vaginal Bleeding Improves Continuation Rates In Adolescents, Kristin M. Rager, Amy Fowler, Hatim A. Omar
Pediatrics Faculty Publications
High discontinuation rates for depot medroxyprogesterone acetate (DMPA) in adolescents may contribute to the number of unintended pregnancies. Many cite vaginal bleeding as a reason for discontinuing DMPA use. In this study, we attempted to determine if treating DMPA-associated vaginal bleeding with monophasic oral contraceptive pills (OCP) raised continuation rates. A total of 131 patients who reported vaginal bleeding while on DMPA were included in this study and 83 were treated with monophasic OCP. Of those who received OCP, 38.7% reported that vaginal bleeding stopped completely, 51.8% reported that vaginal bleeding stopped temporarily, and 6.0% reported no change. Overall, 94% …
Guide To A Successful Pregnancy: A Resource Manual For Pregnant And Parenting Young Women In Las Vegas, Nevada Institute For Children's Research And Policy Reports
Guide To A Successful Pregnancy: A Resource Manual For Pregnant And Parenting Young Women In Las Vegas, Nevada Institute For Children's Research And Policy Reports
Nevada Institute for Children's Research and Policy Reports
A Guide to a Successful Pregnancy.
- Are you Pregnant? Taking a pregnancy test
- First steps of Pregnancy: Options of pregnancy, health plans, obtaining medical care such as a doctor
- Months 1, 2, 3: Maintaining a healthy diet, what you should stay away from, exercise, symptoms of danger, and normal symptoms of pregnancy
- Months 4, 5, 6: Following a routine, classes available during pregnancy, normal pregnancy symptoms
- Months 7, 8, 9: Following a routine, normal pregnancy symptoms
- Labor and Delivery: Symptoms of labor, symptoms of danger
- Parenting: Normal symptoms after birth, Routine to follow to return to normal state, Breast feeding …
Placental Expression Of Angiopoietin-1, Angiopoietin-2 And Tie-2 During Placental Development In An Ovine Model Of Placental Insufficiency-Fetal Growth Restriction., Amy S Erickson Hagen, Ryan J Orbus, Randall B Wilkening, Timothy Regnault, Russell V Anthony
Placental Expression Of Angiopoietin-1, Angiopoietin-2 And Tie-2 During Placental Development In An Ovine Model Of Placental Insufficiency-Fetal Growth Restriction., Amy S Erickson Hagen, Ryan J Orbus, Randall B Wilkening, Timothy Regnault, Russell V Anthony
Paediatrics Publications
Fetal growth restriction (FGR) is associated with increased perinatal morbidity and mortality, and often results from functional placental insufficiency. Placentation requires extensive vasculogenesis and subsequent angiogenesis, in both maternal and fetal tissues. Angiopoietin-1 (Ang-1) and Angiopoietin-2 (Ang-2) are angiogenic growth factors expressed in the placenta, and compete for binding to a common receptor, Tunica interna endothelial cell kinase-2 (Tie-2). Our objective was to examine Ang-1, Ang-2 and Tie-2 expression in ovine placental tissue obtained from normal and FGR pregnancies throughout gestation. Fetal cotyledon and maternal caruncle tissue concentrations of Ang-1, Ang-2 and Tie-2 mRNA were assessed by real-time reverse transcriptase-polymerase …
Investigating The Causes Of Low Birth Weight In Contrasting Ovine Paradigms., J M Wallace, Timothy Regnault, S W Limesand, W W Hay, R V Anthony
Investigating The Causes Of Low Birth Weight In Contrasting Ovine Paradigms., J M Wallace, Timothy Regnault, S W Limesand, W W Hay, R V Anthony
Paediatrics Publications
Intrauterine growth restriction (IUGR) still accounts for a large incidence of infant mortality and morbidity worldwide. Many of the circulatory and transport properties of the sheep placenta are similar to those of the human placenta and as such, the pregnant sheep offers an excellent model in which to study the development of IUGR. Two natural models of ovine IUGR are those of hyperthermic exposure during pregnancy, and adolescent overfeeding, also during pregnancy. Both models yield significantly reduced placental weights and an asymmetrically growth-restricted fetus, and display altered maternal hormone concentrations, indicative of an impaired trophoblast capacity. Additionally, impaired placental angiogenesis …
Improved Continuation Rate Of Depot-Medroxyprogesterone Acetate In Adolescent Mothers, Hatim A. Omar, Amy Fowler, Sandy D'Angelo
Improved Continuation Rate Of Depot-Medroxyprogesterone Acetate In Adolescent Mothers, Hatim A. Omar, Amy Fowler, Sandy D'Angelo
Pediatrics Faculty Publications
Poor compliance and high discontinuation rates of Depot-Medroxyprogesterone Acetate (DMPA) and other contraceptive methods are major factors in the continuing problem of adolescent pregnancy. In this study we attempted to determine if providing comprehensive health care for teen mothers and their babies would improve continuation rates of DMPA. Patients who started DMPA between 1/1/96 and 1/1/99 were included. Teen mothers and their babies received all their health care in this clinic, supported by State funding. Key elements regarding DMPA in this clinic were continuity of care, phone and mail reminders of appointments, free DMPA for patients without insurance, counseling at …
Bacteriuria And Pregnancy Outcome: A Prospective Hospital-Based Study In Pakistani Women, Rahat Qureshi, Khalid S. Khan, Omar Darr, Nasir Khattak, Javaid H. Rizvi, Bader J. Farooqui
Bacteriuria And Pregnancy Outcome: A Prospective Hospital-Based Study In Pakistani Women, Rahat Qureshi, Khalid S. Khan, Omar Darr, Nasir Khattak, Javaid H. Rizvi, Bader J. Farooqui
Department of Obstetrics & Gynaecology
The prevalence of bacteriuria in Pakistani women and its association with complications of pregnancy was studied. Out of 1579 women, 77 had bacteriuria (4.8%). There was no association of age, gravidity, parity, haemoglobin, pre-eclampsia, mode of delivery, gestational age at delivery, preterm delivery and low birth-weight with presence of bacteriuria. With detection and treatment the pregnancy outcome of women with bacteriuria in pregnancy was the same as that of those without