نتایج جستجو برای: first trimester

تعداد نتایج: 1448121  

Journal: :iranian red crescent medical journal 0
paula clara santos department of physiotherapy, school of health technology of porto, polytechnic institute of porto, porto, portugal; research centre in physical activity, health and leisure, faculty of sport, university of porto, porto, portugal; corresponding author: paula clara santos, department of physiotherapy, school of health technology of porto, polytechnic institute of porto, porto, portugal. tel: +351-222061000, fax: +351-222061001, e-mail: sandra abreu research centre in physical activity, health and leisure, faculty of sport, university of porto, porto, portugal carla moreira research centre in physical activity, health and leisure, faculty of sport, university of porto, porto, portugal rute santos research centre in physical activity, health and leisure, faculty of sport, university of porto, porto, portugal; early start research centre, school of education, faculty of social sciences, university of wollongong, wollongong, australia margarida ferreira research centre in physical activity, health and leisure, faculty of sport, university of porto, porto, portugal odete alves ponte da barca health unit, alto minho local health unit, porto, portugal

background physical activity (pa) patterns during pregnancy have not been explored in depth and most previous studies lack assessment of variables such as type, frequency, duration and intensity of activity. objectives this study had two goals: 1) to analyze pa patterns during pregnancy according to weekly time spent on different types of activity; and 2) to determine women’s perception about h...

جلیلی, وحیده, نجفی, فرید, اشرفی, زهرا , خلخالی, حمیدرضا , نوروززاده, جعفر , کرامت , رؤیا ,

  Background & Aims: Thyroxin is important for the development of fetus brain during early pregnancy. Low body iodine stores during gestation may be present as hypothyroidism in the mother and/or dysfunction in the fetus nervous system. The aim of the present study was to evaluate the trend of urinary iodine excretion (UIC) during pregnancy in Zive District of Urmia County. Materials & Me...

Journal: :American journal of obstetrics and gynecology 2002
Aaron B Caughey Miriam Kuppermann Mary E Norton A Eugene Washington

OBJECTIVE The purpose of this study was to perform a cost-effectiveness analysis that compared the first- and second- trimester screening tools for Down syndrome. STUDY DESIGN A decision tree was designed that compared four possible screens for Down syndrome: (1) current second- trimester expanded maternal serum alpha-fetoprotein test (AFP), (2) first-trimester nuchal translucency screen, (3)...

2015
Ingrid Hov Odsæter Arne Åsberg Eszter Vanky Sven Magnus Carlsen

BACKGROUND Gestational diabetes mellitus (GDM) is associated with adverse pregnancy outcomes such as preeclampsia and macrosomia. Women with polycystic ovary syndrome (PCOS) are at increased risk of developing GDM. Today, GDM is diagnosed by oral glucose tolerance test (OGTT), a rather cumbersome test for the women and health care system. The objectives of this study were to investigate whether...

Journal: :Prenatal diagnosis 2016
Natacha Oliveira Liona C Poon Kypros H Nicolaides Ahmet A Baschat

OBJECTIVE The aim of this study was to evaluate first-trimester maternal characteristics and biomarkers in pregnancies that subsequently develop HELLP (hemolysis, elevated liver enzymes, and low platelets) syndrome. METHOD Maternal history, biochemical, and biophysical parameters were compared between women who developed HELLP, preeclampsia (PE) without HELLP and controls. After determination...

2015
Jennifer Pogoriler

Pathologic exa mination o f t he p roducts o f em bryos a nd fetuses, both from spontaneous abortions (SAbs) and terminations of pregnancy, has become increasingly important. While s uch exa mination wa s o nce p erformed p rimarily for t he p urpose o f f urthering s cientiἀc un derstanding o f prenatal human development, the practical medical applications of this knowledge have become clear a...

2013
Joana Santos Rosete Nogueira Rita Pinto Isabel Cerveira Susana Pereira

VACTERL association (OMIM 192350) is a non-random combination of multiple congenital malformations including vertebral, anal, cardiac, tracheoesophageal, renal and limb anomalies. The wide spectrum of defects suggests the occurrence of defective development during early embryogenesis. The authors report a case of a complex polymalformative association detected by ultrasound in the first trimest...

Journal: :JPMA. The Journal of the Pakistan Medical Association 1998
S A Karim I Bakhtawar A T Butta M Jalil

The effects of vaginal bleeding during first and second trimester on pregnancy outcomes was assessed in a hospital-based population of 268 non-diabetic women. The group of non-bleeders comprised 173 females whereas, there were 71 females with first and 24 with second trimester bleeding. Fetal loss (abortion) occurred in 34% of first trimester and 25% of second trimester bleeders. Low birth weig...

2016
Hesham Fekry Ahmed

To evaluate the potentials of the first trimester uterine artery Doppler, placental volume measurement and ductus venosus blood flow as predictors of third trimester fetal growth parameters. This study was a prospective-observational study, conducted on 200 pregnant women, during a period of 2 years starting from June 1st 2013 till May 30th 2015, in order to evaluate the potentials of the first...

Journal: :The New England journal of medicine 2004
Kypros H Nicolaides

The aim of the present study was to evaluate the efficacy of the first trimester screening for Down syndrome (DS) in an unselected low-risk Finnish population. The study involved 4,617 women who attended screening between the 8th and 14th weeks of pregnancy in 1998-2000. They gave a blood sample for the measurement of pregnancy associated plasma protein A (PAPP-A) and free beta human chorionic ...

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