Results 171 to 180 of about 13,436,684 (214)

First trimester screening for preeclampsia

Current Opinion in Obstetrics & Gynecology, 2006
Aspirin therapy from the first trimester of pregnancy may benefit women at high risk for preeclampsia. We review publications from the past year that examine first-trimester screening studies for preeclampsia.For a false positive rate of 5%, first-trimester uterine artery Doppler studies will detect 50-65% of women who will develop severe preeclampsia (
Aris T, Papageorghiou, Stuart, Campbell
openaire   +2 more sources

Ultrasound Evaluation of the First Trimester

Radiologic Clinics of North America, 2014
Ultrasound is a valuable diagnostic test throughout the first trimester of pregnancy. Early in this trimester, it is used to distinguish between normal intrauterine, failed intrauterine, and ectopic pregnancies. Later it can be used with maternal blood tests to screen for trisomy 21 and other forms of aneuploidy, and in some centers to assess fetal ...
openaire   +2 more sources

First trimester malformation screening

European Journal of Obstetrics & Gynecology and Reproductive Biology, 1999
First trimester fetal malformation screening still represents a diagnostic challenge in modem obstetrics. Being solely dependent on ultrasound instrumentation, and the skill and experience of the operator, recently improved by introducing high frequency transvaginal approach and digital image processing.
A, Kurjak, S, Kupesic, R, Matijevic, M, Kos, U, Marton   +4 more
openaire   +2 more sources

First Trimester Fetal Echocardiography

Gynecologic and Obstetric Investigation, 2007
<i>Objective:</i> The aims of this study were to assess the feasibility of performing a complete fetal echocardiographic study during the first trimester of pregnancy, to establish the best week to accomplish a complete evaluation, and to find a relationship between the diameters of the cardiac valves and gestational age.
Sandra Regina, Marques Carvalho, Maria Célia, Mendes, Omero Benedito, Poli Neto, Aderson Tadeu, Berezowski   +3 more
openaire   +2 more sources

First Trimester Laparoscopic Cerclage

Journal of Minimally Invasive Gynecology, 2014
To review the indications, rationale, and technique for abdominal cerclage, specifically focusing on a laparoscopic approach to this procedure during the first trimester of pregnancy.This is an educational video directed toward gynecologic surgeons. Patient consent was obtained for use of surgical video footage, and Institutional Review Board exemption
Linda-Dalal, Shiber, Thomas, Lang, Resad, Pasic   +2 more
openaire   +2 more sources

Nuchal Translucency in the First Trimester

Australian and New Zealand Journal of Obstetrics and Gynaecology, 1993
Summary: All fetuses reported as having nuchal (nape of the neck) thickening or translucency detected by a first trimester ultrasound at 2 centres were reviewed to determine the incidence of aneuploidy. Twenty nine pregnancies were registered, amongst which 12 (41%) had an abnormal karyotype, the most common aneuploidy being trisomy 21 (5 fetuses ...
openaire   +2 more sources

Ultrasound in the First Trimester of Pregnancy

Radiologic Clinics of North America, 1990
High-resolution sonography, including transvesical and endovaginal techniques, has resulted in enhanced visualization of embryonic and extraembryonic structures. With endovaginal sonography, the gestational sac may be seen within the decidua at about 4.5 weeks menstrual age. The yolk sac is the first structure to be seen within the gestational sac, and
C S, Levi, E A, Lyons, D J, Lindsay
openaire   +2 more sources

Transplantation NK'Oed in the first trimester

Blood, 2008
In utero transplantation offers the possibility of early treatment of serious diseases and a chance to circumvent transplantation barriers by treating the fetal patient during a period of natural immunodeficiency. In this issue of Blood, Durkin and colleagues measure the levels of donor engraftment required to reliably yield long-term engraftment in ...
openaire   +2 more sources

First trimester diagnosis of sirenomelia

Prenatal Diagnosis, 2006
AbstractWe present a case of sirenomelia diagnosed on a first trimester ultrasound at 10 weeks' gestation and confirmed on 3D‐ultrasound and MRI. The pregnancy was terminated at 15 gestational weeks and the post‐mortem examination, including RX and microscopy, is presented.
J, Van Keirsbilck, M, Cannie, C, Robrechts, T, de Ravel, S, Dymarkowski, T, Van den Bosch, D, Van Schoubroeck   +6 more
openaire   +2 more sources

Fetal syphilis in the first trimester

American Journal of Obstetrics and Gynecology, 1976
Evidenc of first-trimester fetal syphilis was sought in the products of conception in a therapeutic abortion clinic. During two collection periods of one week, five patients with serologic and clinical data consistent with recent syphilitic infection were identified.
C, Harter, K, Benirschke
openaire   +2 more sources