Search Results
Results 201 - 250 of 1226
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Staszewicz Wojciech - - 2009
Acute abdomen in advanced pregnancy is one of the most challenging surgical situations. In life-threatening situations, despite optimal management, foetus distress and preterm delivery may occur. Although laparostomy is a useful treatment of abdominal sepsis, its successful management has not been reported previously in pregnant women. 30-year-old woman at 23 ...
Ahmed Sofia B SB Division of Nephrology, Department of Medicine, Foothills Medical Centre, University of Calgary, Calgary, Alberta, Canada. - - 2009
To compare existing glomerular filtration rate (GFR) prediction equations with the gold standard, inulin clearance, in pregnancy. Five equations were assessed for precision, bias, and accuracy in prediction of true GFR, measured by inulin clearance in 12 healthy, pregnant women during the second (T2) and third (T3) trimesters and in ...
Yanagawa Yojiro - - 2009
In sika deer, the normal method of estimating fetal age, based on fetal weight, is not applicable during the early pregnancy period. The objective of the present study was to describe the growth and development of sika deer fetuses and to establish a method for fetal age estimation during early ...
Miyaoka Satomi - - 2009
This study evaluated the 'constancy' of head turning as recorded two-dimensionally by accelerometers. Fourteen healthy participants turned the head with his/her natural and comfortable speed. Maximum inclination angles (MIA) during head turning were measured in four (anterior, posterior, right, and left) directions of clockwise (CW) and counter-clockwise (CCW) conditions. Three ...
Bottomley Cecilia - - 2009
BACKGROUND: First trimester growth restriction may predict miscarriage or adverse outcome later in the pregnancy, but determinants of early growth are not well described. Our objective was to examine factors influencing fetal and gestational sac size in the first trimester. METHODS: Prospective observational study of 1828 singleton pregnancies before 12 ...
Verwoerd-Dikkeboom C M - - 2008
OBJECTIVE: To establish the reliability of three-dimensional (3D) ultrasound measurements in early pregnancy using a virtual reality system (the Barco I-Space). METHODS: The study included 28 pregnancies with gestational ages ranging from 6 to 14 (median, 10) weeks. 3D volumes were acquired and offline measurements were made, where possible, of ...
Rolo Liliam Cristine - - 2009
PURPOSE: Establish normative data for gestational sac volume (GSV) between 7 and 10 weeks gestation using three-dimensional ultrasonography (3DUS). METHODS: A cross-sectional study involving 74 normal pregnancies was performed to assess GSV between 7 and 10 weeks gestation. All measurements were performed using an endocavitary volumetric transducer. The virtual organ ...
Paladini D - - 2008
OBJECTIVES: To describe the methodology for correct visualization of the anterior fontanelle using three-dimensional ultrasound, to report its normal development during gestation, and to compare this with abnormal development. METHODS: This was a cross-sectional prospective evaluation of development of the anterior fontanelle in a series of 78 normal fetuses and ...
Dubiel Mariusz - - 2008
OBJECTIVE: Ultrasound estimating of fetal weight is one of the most frequent examinations during pregnancy. Hitherto, foreign fetometry curves have mostly been used in Poland as there are no national available reference charts that are based on ultrasound fetal biometry. The aim of the present study was to construct new ...
Bottomley C - - 2009
BACKGROUND: Functional linear discriminant analysis (FLDA) is a new growth assessment technique using serial measurements to discriminate between normal and abnormal fetal growth. We used FLDA to assess and compare growth in live pregnancies destined to miscarry with those remaining viable. METHODS: This was a prospective cohort study of women ...
Genovart Meritxell - - 2008
The hormonal environment experienced during prenatal development may affect adult phenotype and behaviour. Digit lengths may provide an estimate of steroid levels encountered during embryonic development in humans and other vertebrates. Finger patterns in humans have been shown to reveal sexual orientation or cooperative behaviour. We explored individual breeding behaviour ...
Geelhoed J J Miranda - - 2009
BACKGROUND: An adverse fetal environment may lead to smaller kidneys and subsequently kidney disease and hypertension in adulthood. The aims of this study are to examine whether kidney size tracks from fetal life to childhood and whether maternal and fetal characteristics are associated with kidney size at the age of ...
Pedersen Nina Gros - - 2008
OBJECTIVE: To evaluate the association between fetal size and growth between the first and second trimesters and subsequent adverse pregnancy outcome. METHODS: A cohort was created of 7,642 singleton pregnancies cared for in three obstetric units associated with Copenhagen University. Data were obtained from ultrasound measurements at 11-14 weeks (crown-rump ...
Angel Erin - - 2008
To use Monte Carlo simulations of a current-technology multidetector computed tomographic (CT) scanner to investigate fetal radiation dose resulting from an abdominal and pelvic examination for a range of actual patient anatomies that include variation in gestational age and maternal size. Institutional review board approval was obtained for this HIPAA-compliant ...
Sherer David M - - 2008
OBJECTIVE: The purpose of this study was to create reference range nomograms of the axial transverse diameter of the fetal foramen magnum (TDFM) between 14 and 40 weeks' gestation. METHODS: This cross-sectional study included pregnant patients between 14 and 41 weeks' gestation. Inclusion criteria consisted of well-established dates (confirmed by ...
Sukonpan Kanchapan - - 2008
OBJECTIVE: To construct reference ranges of fetal ocular distance (interocular and binocular distance) and to evaluate the relationships between the gestational ages and fetal ocular distance. MATERIAL AND METHOD: Six hundred and two normal pregnant women were evaluated from the 15th to 40th week of gestation. Fetal ocular distance (interocular ...
Mukri F - - 2008
OBJECTIVES: To examine whether viable early pregnancies that subsequently end in miscarriage exhibit evidence of first-trimester growth restriction. DESIGN: Prospective cohort study. SETTING: Early pregnancy unit (EPU) of a teaching hospital. POPULATION: Women attending EPU between 5 and 10 weeks of gestation. METHODS: Women with spontaneously conceived intrauterine, viable singleton ...
Karen Aly M - - 2009
The main aim of the present study was to estimate the gestational age of Egyptian goats by B-mode ultrasound measurement of embryonic or fetal parts throughout pregnancy. Trans-rectal (TR) ultrasonography (7 MHz) was carried out on 15 pregnant Egyptian does at Day 10 post mating on alternate days until Day ...
Fayoux Pierre - - 2008
Advances in neonatal medicine have resulted in increased care of fetal and neonatal airways. These advances have required an exhaustive knowledge of fetal airway anatomy and development. The aim of this study was to determine the anatomical development of laryngotracheal structures during the fetal and immediate postnatal period and to ...
Hung Jeng-Hsiu - - 2008
OBJECTIVE: The purpose of the present study was to build a database of reference ranges of fetal nasal bone length (NBL) in a Chinese population. The accuracy rate of detecting Down syndrome was also analyzed using fetal NBL as a marker. METHODS: The control group of fetuses included 342 normal ...
Schild R L - - 2008
OBJECTIVES: To improve birth weight estimation in fetuses weighing <or= 1600 g at birth by deriving a new formula including measurements obtained using three-dimensional (3D) sonography. METHODS: In a prospective cohort study, biometric data of 150 singleton fetuses weighing <or= 1600 g at birth were obtained by sonographic examination within ...
Chanthasenanont Athita - - 2008
OBJECTIVE: To present normal range of the pulsatility index and the smallest diameter in the ductus venosus in normal fetuses throughout gestation. MATERIAL AND METHOD: This was a prospectively cross-sectional study. Three measurements were made for the ductus venosus diameter and the pulsatility index in each fetus during fetal quiescence. ...
Gottlieb Amy G - - 2008
Accurate gestational dating is one of the most important assessments obstetrical providers make in pregnancy, given that all of the various management strategies are dependent on knowing where the patient is in gestation. In addition to traditional biometry, ancillary biometric and nonbiometric measurements can help narrow the biologic variability between ...
Fei Chunyuan - - 2008
Perfluorooctanoate (PFOA) and perfluorooctanesulfonate (PFOS) are widespread persistent organic pollutants that have been associated with reduced birth weight at doses expected in many pregnant populations. The authors randomly selected 1,400 pregnant women and their newborns from the Danish National Birth Cohort (1996-2002) to investigate whether these compounds reduce organ growth. ...
Weisz B - - 2008
OBJECTIVES: To evaluate the prevalence of fetal isolated short femur in a cohort of women screened for Down syndrome by the integrated test, and to compare the outcome of fetuses with isolated short femur in the mid-trimester with that of fetuses with normal femur length (controls). METHODS: This was a ...
Bienstock J L - - 2008
OBJECTIVES: To evaluate the predictive value of a combination of the 1 h 50-g glucose challenge test (GCT) and second-trimester ultrasound measurement of fetal abdominal circumference (AC) in identifying patients who will go on to deliver small-for-gestational age (SGA) neonates. The individual predictive power of these tests has been indicated ...
Hershkovitz Reli - - 2008
OBJECTIVE: The purpose of this study was to establish a new reference growth chart of calf muscle biometric measurements throughout gestation in normal singleton pregnancies. METHODS: A prospective cohort study was designed. One hundred pregnant women were included in the study and assessed by 3-dimensional sonography. Excluded were those with ...
Adebami Olusegun Joseph - - 2008
OBJECTIVE: Early detection of malnutrition in newborn babies is of major importance in order to prevent associated serious sequelae. Main objective of the study was to compare various anthropometric methods with Clinical assessment of nutritional status score (CANSCORE) in assessing fetal malnutrition. METHODS: Subjects were consecutive, live, singleton, full term ...
Pallares P - - 2008
This study aimed to determine phenotypic changes during embryo development in the mouse, and the influence of genetic background, by non-invasive real-time ultrasonography. Serial scannings were performed from Day 4.5 after the appearance of the vaginal plug in a total of 34 adult mice of different strains (9BALB/c, 10C57BL/6 and ...
Verburg Bero O - - 2008
OBJECTIVE: To assess the intra- and interobserver reproducibility of fetal biometry measurements by transabdominal ultrasound in early pregnancy. METHODS: The study consisted of 21 singleton pregnancies with a gestational age between 9 and 14 weeks. Intraclass correlation coefficients (ICCs) and coefficients of variation (CVs) were calculated. Bland and Altman plots ...
Provis J M - - 2008
OBJECTIVE: To study the development of the perifoveal retinal vasculature. METHODS: We studied 7 retinas aged between 26 weeks' gestation and 1 week postnatal (41 weeks' gestation). Sections were imaged using high-resolution digital photography and blood vessel profiles identified at 200% to 300% magnification. Flat mounts were immunolabeled using antibodies ...
Vilain Anne - - 2008
PURPOSE: To determine the validity of pregnancy variables recorded in administrative databases of Quebec using patient medical charts as the gold standard among asthmatic pregnant women. METHODS: Three administrative databases were linked and provided information on maternal, pregnancy and infant characteristics for 726 pregnant asthmatic women who delivered in 1990-2000. ...
Jaffe Tracy A - - 2008
OBJECTIVE: The objective of our study was to correlate the estimated fetal absorbed radiation dose derived by directly measured uterine doses in the early first trimester and the volume CT dose index (CTDI(vol)) for 16-MDCT of the maternal chest, abdomen, and pelvis. MATERIALS AND METHODS: Estimated absorbed fetal dose was ...
Verburg B O - - 2008
OBJECTIVES: Correct assessment of gestational age and fetal growth is essential for optimal obstetric management. The objectives of this study were, first, to develop charts for ultrasound dating of pregnancy based on crown-rump length and biparietal diameter and, second, to derive reference curves for normal fetal growth based on biparietal ...
Amer Hussein A - - 2008
This study was conducted using B-mode transrectal (TR) and transabdominal (TA) ultrasonography to determine early pregnancy and fetometry. A total of 110 does aged between 8 and 36 months were used. The detection of early pregnancy and foetal number was measured. The relationship between gestation age and crown-rump length (CRL) ...
Hatab Mustapha R - - 2008
PURPOSE: To quantify fetal cerebellar growth by measuring cerebellar volumes of normal fetuses throughout gestation with MRI. MATERIALS AND METHODS: A total of 93 fetuses with normal brains ranging in age from 16 to 40 gestational weeks were included in the study. Standard fetal biometric measurements were made on a ...
Mercer Brian M - - 2008
OBJECTIVE: The objective of the study was to determine whether small fetal size before 20 weeks' gestation is associated with preterm birth (PTB), low birthweight (LBW), and poor fetal growth. STUDY DESIGN: A total of 4405 singleton pregnancies at 10-19 weeks' gestation (GA) based on a known last menstrual period ...
Odeh Marwan - - 2008
OBJECTIVE: The purpose of this study was to measure the volumes of the gestational sac and amniotic sac in normal pregnancies during the first trimester with 3-dimensional sonography to prepare nomograms. METHODS: One hundred fifty-one patients between 6 and 12 weeks' gestation were studied. Nine aborted and were excluded, leaving ...
Lu Szu-Ching - - 2008
OBJECTIVE: Fetuses from different populations may show different growth patterns. In obstetrics, fetal abdominal circumference (AC) is a very useful index for assessing fetal growth. In this study, we attempted to establish the normal fetal growth curves of AC in an Asian population in South Taiwan. MATERIALS AND METHODS: We ...
Scioscia M - - 2008
OBJECTIVE: The accuracy of current formulae for the sonographic estimation of fetal weight (EFW) is compromised by significant intra- and interobserver variability of biometrical measurements, particularly circumferences. The aim of this study was to assess the reliability of the linear measurement of mid-thigh soft-tissue thickness (STT) and to derive a ...
Leung T N - - 2008
OBJECTIVES: To construct new reference charts and equations for fetal biometry in the Hong Kong ethnic Chinese population, and to compare them with existing references from different populations. METHODS: This was a prospective observational study involving 709 women with singleton pregnancies and confirmed gestational age. For the purposes of this ...
Helmbrecht Gary D - - 2008
This case describes recovery of fetal growth restriction in utero after treatment for opiate addiction with the long-acting agent methadone. It is followed by discussions by an addiction medicine specialist followed by a maternal-fetal medicine specialist.
de la Vega Alberto - - 2008
PURPOSE: To evaluate fetal growth parameters throughout gestation in Puerto Rican women and compare them to other mixed U.S. populations. METHODS: Cross-sectional study of 548 patients who met inclusion criteria of Puerto Rican ancestry, no history of drug, alcohol or tobacco use, no identifiable fetal anomalies, normal amniotic fluid and ...
Moura Felipe Nobre - - 2008
BACKGROUND: To construct a normal range for the prenatal nasal bone length (NBL) in Brazilians irrespective to the knowledge of the ethnic genetic background. STUDY DESIGN: We studied 35 human fetuses (20 males, 15 females) ranging from 14 to 22 weeks of gestation. Gestational age (GA), crown-rump length (CRL), foot ...
Beccaglia M - - 2008
The aim of this study was to evaluate the accuracy of ultrasonographic measurement of the deep portion of diencephalo-telencephalic vesicle (DPTV) in the prediction of delivery date in different size bitches. The effects of litter size and foetal sex ratio on the accuracy were also investigated. For this purpose, the ...
Rôlo Líliam Cristine - - 2008
OBJECTIVES: Establish normative data for yolk sac volume (YSV) at 7-10 weeks of gestation assessed by transvaginal three-dimensional ultrasonography (3D-US) using the VOCAL method and analyze its correlation with gestational age (GA) and crown-rump length (CRL). METHODS: A cross-sectional study involving 62 normal pregnancies was performed to assess YSV from ...
Moon Min Hoan - - 2008
OBJECTIVE: To provide reference ranges of the fetal gall bladder in the Korean population. MATERIALS AND METHODS: Fetal gall bladder development was evaluated in well-dated, non-anomalous fetuses in the Korean population between February and April 2003 and the visualization rate and reference values were determined from the obtained data. RESULTS: ...
Barbieri Cristiane - - 2008
BACKGROUND: The objective of this study was to evaluate the capacity of the cross-sectional area and diameter of the umbilical cord, and the area of Wharton's jelly (WJ), to predict abnormalities in estimated fetal weight (EFW) in 20-40 week, low-risk pregnancies. METHODS: A validation study was performed in 1,828 pregnant ...
Jani J - - 2008
OBJECTIVES: To investigate whether the prediction of postnatal outcome of fetuses with isolated congenital diaphragmatic hernia depends on the gestational age at assessment using the fetal observed to expected (O/E) lung area to head circumference ratio (LHR), by comparing the performance of the test at 22-23 weeks with that at ...
Rowan Katrina - - 2008
OBJECTIVE: To study the site and size of the corpus luteum (CL) across the first trimester of pregnancy. DESIGN: Retrospective observational study of 1,806 ultrasound scans performed at 5 to 9 (+6 d) weeks' gestation, as well as a prospective study (n = 313) performed at 10 to 13 (+6 ...
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