Zobrazeno 1 - 10
of 20
pro vyhledávání: '"11"'
Publikováno v:
Ultrasound in Obstetrics and Gynecology. 31:503-506
Objective To determine the number of scans necessary for training sonographers to examine accurately the ductus venosus at 11 + 0t o 13+ 6 weeks’ gestation. Methods Ten sonographers with prior extensive experience in the measurement of nuchal trans
Publikováno v:
Ultrasound in Obstetrics and Gynecology. 30:742-749
Objective To determine the performance of screening for pre-eclampsia (PET) by maternal characteristics and uterine artery pulsatility index (PI) at 11 + 0 to 13 + 6 weeks' gestation. Methods In women with singleton pregnancies attending for routine
Publikováno v:
Ultrasound in Obstetrics and Gynecology. 30:737-741
Objective To establish the normal range of the frontomaxillary facial (FMF) angle at 11 + 0 to 13 + 6 weeks of gestation. Methods In this prospective study, three-dimensional (3D) volumes of the fetal head were obtained from 500 pregnancies before fe
Publikováno v:
Ultrasound in Obstetrics and Gynecology. 30:819-823
Objective To investigate the frontomaxillary facial (FMF) angle in fetuses with trisomy 13 at 11 + 0 to 13 + 6 weeks of gestation. Methods A three-dimensional (3D) volume of the fetal head was obtained before karyotyping at 11 + 0 to 13 + 6 weeks of
Publikováno v:
Ultrasound in Obstetrics and Gynecology. 35:263-266
Objectives To assess the influence of the presence of nuchal cord (NC) on the evaluation of the fetal ductus venosus flow velocity waveform (DV-FVW). Methods This prospective study included 1174 normal non-selected singleton pregnancies between 11 an
Publikováno v:
Ultrasound in Obstetrics and Gynecology. 27:647-651
Objective To compare the placental volume at 11 + 0 to 13 + 6 weeks' gestation between singleton and multiple pregnancies and to examine the possible effect of chorionicity on placental volume. Methods The placental volume was measured by three-dimen
Publikováno v:
Ultrasound in Obstetrics and Gynecology. 28:653-658
Objective To help develop an evidence-based approach to the best management of twin pregnancies discordant for anencephaly. Methods We retrospectively examined the management and outcome of 18 pregnancies discordant for anencephaly diagnosed at 11 +
Publikováno v:
Ultrasound in Obstetrics and Gynecology. 36:648-649
Autor:
Domenico Arduini, Antonio Capece, Maria Elena Pietrolucci, Giuseppe Rizzo, Alessandra Capponi
Publikováno v:
Ultrasound in Obstetrics and Gynecology. 36:433-438
Objective To investigate umbilical vein blood flow (UVBF) during the first trimester in pregnancies with low serum pregnancy-associated plasma protein-A (PAPP-A) levels and to relate umbilical vein (UV) diameter, time-averaged maximum velocity (TAMXV
Autor:
Lin Wai Chan, Oi Ka Chan, Daljit Singh Sahota, Tze-Kin Lau, Lai Wa Law, Tak Yuen Fung, Tak Yeung Leung
Publikováno v:
Ultrasound in Obstetrics and Gynecology. 34:33-37
Objectives To determine reference ranges of fetal nasal bone length (NBL) in a Chinese population and to assess the value of NBL measurement in screening for chromosomal defects in the first trimester. Methods In this prospective study the fetal prof