OC05.01: Reliability of first trimester structural sonographic extended evaluation
نویسندگان
چکیده
منابع مشابه
Sonographic evaluation of first-trimester bleeding.
Vaginal bleeding is a leading cause of presentation for emergency care during the first trimester of the pregnancy. Clinical assessment of the pregnancy outcome at this stage is less reliable. US examination is crucial in establishing IUP and early pregnancy failure and to exclude other causes of bleeding, such as ectopic pregnancy and molar pregnancy. Diagnosis of a normal IUP at this stage no...
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First-trimester (FT) ultrasound examination appears to have a very good sensitivity in the detection of fetal abnormalities, especially when an extended protocol that is achievable with reasonable resources of time, personnel and ultrasound equipment, is used. It has been shown that the efficiency of the routine anomaly scan varies widely between the studies performed both in early or mid-pregn...
متن کاملSonographic Findings of Morbidly Adherent Placenta in the First Trimester.
OBJECTIVES The purpose of this study was to evaluate the association between first-trimester sonographic findings and morbidly adherent placenta at delivery. METHODS We conducted a retrospective review of all first-trimester sonographic examinations from pregnancies that underwent third-trimester sonography for placenta previa or low-lying placenta between September 1997 and October 2011. Onl...
متن کاملEvaluation of Nuchal Translucency Measuremen in First Trimester Pregnancy
Background A significant number of pregnancies, particularly in women with previous histories of infertility, are associated with fetal abnormalities. Methods such as the nuchal translucency (NT) measurement enable us to identify more pregnancies with chromosomal abnormalities. MaterialsAndMethods This analytic cross-sectional study was performed in 446 pregnant women at 11-14 weeks gestation, ...
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...
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ژورنال
عنوان ژورنال: Ultrasound in Obstetrics & Gynecology
سال: 2012
ISSN: 0960-7692
DOI: 10.1002/uog.11254