OP21.06: Early detection of limb defects in first trimester ultrasound
نویسندگان
چکیده
منابع مشابه
Fetal heart defects: potential and pitfalls of first-trimester detection.
Congenital heart defects (CHDs) are the leading cause of infant mortality due to birth defects. In the last 15 years, with the shift in screening for aneuploidies to the first trimester, extensive research has concentrated on early screening and detection of CHDs. Early detailed assessment of the fetal heart requires a high level of expertise in early anomaly scanning and fetal echocardiography...
متن کاملFetal nuchal translucency: ultrasound screening for chromosomal defects in first trimester of pregnancy.
OBJECTIVE To examine the significance of fetal nuchal translucency at 10-14 weeks' gestation in the prediction of abnormal fetal karyotype. DESIGN Prospective screening study. SETTING The Harris Birthright Research Centre for Fetal Medicine, King's College Hospital, London. SUBJECTS 827 fetuses undergoing first trimester karyotyping by amniocentesis or chorionic villus sampling. MAIN OU...
متن کاملThe use of first trimester ultrasound.
OBJECTIVE To review the clinical indications for first trimester ultrasound. OUTCOME Proven clinical benefit from first trimester ultrasound. EVIDENCE MEDLINE search and bibliography reviews in relevant literature. VALUES Content and recommendations reviewed by the principal authors and the Diagnostic Imaging Committee of the Society of Obstetricians and Gynaecologists of Canada. Levels o...
متن کاملUltrasound evaluation of first trimester pregnancy complications.
OBJECTIVE To review the biological effects and safety of obstetric ultrasound. OUTCOME Outline the circumstances in which safety may be a concern with obstetric ultrasound. EVIDENCE Medline was searched, and a review of a document on this subject published by Health Canada and of bibliographies from identified articles was conducted. VALUES Review by principal authors and the Diagnostic I...
متن کاملFirst trimester ultrasound diagnosis of exencephaly
Objective The introduction of first trimester nuchal translucency measurement has resulted in earlier identification of foetuses with exencephaly. Exencephaly is an uncommon congenital malformation in which the flat bones of calvaria are absent leaving the brain completely exposed or protrudes through the defect in the cranial vault. Anencephaly may ensue as a result of prolonged exposure of th...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: Ultrasound in Obstetrics & Gynecology
سال: 2011
ISSN: 0960-7692
DOI: 10.1002/uog.9458