نتایج جستجو برای: gestation length
تعداد نتایج: 334567 فیلتر نتایج به سال:
Introduction: There is a wide variation in normal birth weight, length and head circumference of newborns. The standards formulated by Western workers may not be very reliable to this part of world because of wide variations in normal range of length, weight and head circumference in different ethnic groups. This study aims to determine the anthropometric values – birth weight, length and head ...
OBJECTIVE The purpose of this study was to establish an Indian reference for normal fetal nasal bone length at 16-26 weeks of gestation. METHODS The fetal nasal bone was measured by ultrasound in 2,962 pregnant women at 16-26 weeks of gestation from 2004 to 2009 by a single operator, who performed three measurements for each woman when the fetus was in the midsagittal plane and the nasal bone...
OBJECTIVE To determine whether sonographic measurement of cervical length in pregnancies complicated by preterm prelabor amniorrhexis helps distinguish between those women who deliver within 7 days and those who do not. METHODS In 101 women with singleton pregnancies presenting with preterm prelabor amniorrhexis at 24-36 (median, 32) weeks of gestation cervical length was measured by transvag...
OBJECTIVE To characterise fetal brain growth in children with specific language impairment (SLI). DESIGN A nested case-control study. SETTING Perth, Western Australia. PARTICIPANTS Thirty children meeting criteria for SLI at age 10 years were individually matched with a typically developing comparison child on sex, non-verbal ability, fetal gestational age, maternal age at conception, smo...
OBJECTIVE To examine the potential value of routine measurement of cervical length in singleton low-risk pregnancies at 37 weeks of gestation in the prediction of onset and outcome of labor. METHODS Cervical length was measured by transvaginal sonography at 37 weeks in 1571 singleton low-risk pregnancies. Outcome measures were gestation at spontaneous onset of labor, post-term delivery, durat...
BACKGROUND Nasal bone assessment has been incorporated into Down syndrome screening in first trimester. Several studies have established the normal reference values for fetal nasal bone length in the first trimester, which were found to be varied by population. However, the study on reliability of nasal bone length measurement was limited with contradictory results. This study aimed to investig...
In utero tobacco exposure has been associated with fetal growth restriction, but uncertainty remains about critical windows of exposure and specific effects on body segments. In the present study, we aimed to examine the association of maternal smoking with fetal biometry in different stages of pregnancy. The study population comprised 2,478 fetuses from a Spanish birth cohort study that was es...
Background Preterm labor is a major cause of perinatal morbidity and mortality and it might be predicted by assessing the cervical change. Objective To assess the association between absence of cervical gland area (CGA) and spontaneous preterm labor (SPTL). Materials and Methods This prospective cohort study was performed on 200 singleton pregnant women with a history of SPTL, second-trimes...
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