OP14.02: Cystic abnormalities of fetal posterior fossa at 11-13+6 weeks scan
نویسندگان
چکیده
منابع مشابه
Sonoembryology of the fetal posterior fossa at 11 + 3 to 13 + 6 gestational weeks on three-dimensional transvaginal ultrasound.
OBJECTIVE To describe the sonographic appearance and temporal changes of the structures of the posterior cranial fossa in fetuses at a crown-rump length (CRL) between 45 and 84 mm in transvaginal acquired three-dimensional volume blocks. METHODS This was a prospective, cross-sectional, observational study including 80 fetuses, whose mothers attended Kepler University Hospital Linz or the Ambu...
متن کاملUltrasonographic diagnosis of fetal structural abnormalities in prenatal screening at 11-14 weeks.
PURPOSE The aim of the study was to determine the detection rate of structural abnormalities at the 11-14 week ultrasound examination as a part of two-stage screening process in low-risk pregnancies. MATERIALS AND METHODS A total of 1085 consecutive low-risk pregnant women participated in screening by two-stage ultrasonography for the estimation of the sensitivity of the first and second trim...
متن کاملChallenges in the diagnosis of fetal non-chromosomal abnormalities at 11-13 weeks.
OBJECTIVE To examine the performance of the 11-13 weeks scan in detecting non-chromosomal abnormalities. METHODS Prospective first-trimester screening study for aneuploidies, including basic examination of the fetal anatomy, in 45 191 pregnancies. Findings were compared to those at 20-23 weeks and postnatal examination. RESULTS Aneuploidies (n = 332) were excluded from the analysis. Fetal a...
متن کاملAbnormal sonographic appearance of posterior brain at 11-14 weeks and fetal outcome.
OBJECTIVE The aim of this retrospective study was to describe the sonographic appearance of the posterior brain anatomy in normal fetuses at 11 to 14 weeks of pregnancy and to determine the fetal outcome when one of the posterior brain anatomical space is not recognized. METHODS Two groups of patients were included in the study: a control group of consecutive 311 healthy fetuses with a normal...
متن کاملOutcome of fetal cerebral posterior fossa anomalies.
INTRODUCTION Limited data exist on the outcome of Dandy-Walker malformation (DWM), Dandy-Walker variant (DWV) and mega-cisterna magna (MCM). We report the first population-based study of posterior fossa anomalies from the northern region of England. METHODS Cases were identified from the Northern Congenital Abnormality Survey (NorCAS) and regional Fetal Medicine Unit databases for the period ...
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ژورنال
عنوان ژورنال: Ultrasound in Obstetrics & Gynecology
سال: 2017
ISSN: 0960-7692
DOI: 10.1002/uog.17822