نتایج جستجو برای: pregnancy diagnostic test

تعداد نتایج: 1179290  

Journal: :Obstetrics and gynecology 1997
J M Crane M Van den Hof B A Armson R Liston

OBJECTIVE To compare, in singleton and twin pregnancies, the effectiveness of transvaginal ultrasound versus digital examination in predicting preterm delivery in women with suspected preterm labor. METHODS Transvaginal ultrasound and pelvic examinations were performed on patients admitted with suspected preterm labor between 23 and 33 weeks' gestation. Ultrasound assessment of cervical lengt...

2017
Victoria Sampson Oluremi Mogekwu Ammar Ahmed Farida Bano

Ectopic pregnancy occurs in 1-2% of pregnancies. The fallopian tube is the most common site; however, bilateral tubal ectopic pregnancy is an extremely rare phenomenon, seen in approximately 1/200,000 pregnancies. It is usually the result of assisted reproductive techniques (ART). Ultrasound (USS) and serial beta-hCG levels have shown poor efficacy for accurate diagnosis. Laparoscopy is the dia...

2016
Kerstin Petersson Marie Lindkvist Margareta Persson Peter Conner Annika Åhman Ingrid Mogren

BACKGROUND Prenatal diagnosis involves methods used in early pregnancy as either screening tests or diagnostic methods. The aims of the study were to i) investigate guidelines on prenatal diagnosis in the counties of Sweden, ii) investigate uptake of prenatal diagnosis, and iii) background characteristics and pregnancy outcomes in relation to different prenatal diagnostic methods. METHODS A r...

Journal: :Revista da Associacao Medica Brasileira 2011
Gisele Silva de Moraes Rafael do Amaral Cristovam Ricardo Francalacci Savaris

OBJECTIVE To identify whether cutoff for sensitivity advertised by three pregnancy tests in urine are compatible to those reported by the manufacturer and to describe their diagnostic performance. METHODS The urine of a male volunteer was used to dilute recombinant β-hCG at defined concentrations of 0, 6.25, 12.5, 25, 50, and 100 mIU/mL. The tubes containing each of the concentrations were co...

2012
Jorine Verhaegen Ioannis D Gallos Norah M van Mello Mohamed Abdel-Aziz Yemisi Takwoingi Hoda Harb Jonathan J Deeks Ben W J Mol Arri Coomarasamy

OBJECTIVE To determine the accuracy with which a single progesterone measurement in early pregnancy discriminates between viable and non-viable pregnancy. DESIGN Systematic review and meta-analysis of diagnostic accuracy studies. DATA SOURCES Medline, Embase, CINAHL, Web of Science, ProQuest, Conference Proceedings Citation Index, and the Cochrane Library from inception until April 2012, pl...

2012
OFRA KALTER-LEIBOVICI

Gestational diabetes mellitus (GDM) is associated with a high risk of immediate and late adverse outcomes for mothers and their offspring (1–4). This risk correlates with the level ofmaternal hyperglycemia (5), and glucose-lowering interventions were reported to decrease the risk of some of these adverse outcomes (6). In many countries, including Israel, a two-step approach for GDM screening is...

Journal: :Pneumonologia i alergologia polska 2009
Anna Fijałkowska

D-dimer level estimation, specific fibrin degradation product, is a permanent part of diagnostic strategies of pulmonary embolism (PE). Approximately 30% of a suspected non-high risk PE can be ruled out with high sensitive D-dimer test when pre-test clinical probability is non-high. Recent guidelines underline that only very sensitive DD assays can be used. The main limitation of DD tests is re...

Journal: :Reproductive biomedicine online 2009
Abha Maheshwari Ahmed Gibreel Siladitya Bhattacharya N P Johnson

Despite a plethora of tests of ovarian reserve, there is no perfect test to predict pregnancy. Recent evidence points that anti-Müllerian hormone and antral follicle count may be better than other tests, although other tests continue to be used and form the basis of exclusion of women from fertility treatments. This systematic review concentrated on dynamic tests of ovarian reserve [clomifene c...

2014
Archana Maurya

The aims and objectives of this study was to evaluate foetal health in high risk pregnancy with modified B.P.P., to record the perinatal outcome, to evaluate efficacy of modified B.P.P. in predicting perinatal outcome in high risk pregnancy. In this study 110 admitted cases having one or more high risk factors were studied. Modified B.P.P., N.S.T. and C.T.G. was done. Only the last antenatal te...

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