نتایج جستجو برای: fetal ultrasonography

تعداد نتایج: 129413  

2015
Mehmet Zahran Yusuf Aytaç Tohma Salim Erkaya Özlem Evliyaoğlu Eser Çolak Bora Çoşkun

OBJECTIVE To compare the accuracy of clinical and ultrasonographic (USG) estimation of fetal weight in non-complicated, term pregnancies. MATERIALS AND METHODS Two hundred term pregnant women were included in the study. We used three formulae for the estimation of fetal weight at term; the Hadlock formula for the USG method, and two different formulas for clinical methods, maternal symphysis-...

Journal: :AJNR. American journal of neuroradiology 2014
S Perlman D Shashar C Hoffmann O B Yosef R Achiron E Katorza

BACKGROUND AND PURPOSE Accurate measurement of the lateral ventricles is of paramount importance in prenatal diagnosis. Possible conflicting classifications caused by their measurement in different sectional planes by sonography and MR imaging are frequently raised. The objective of our study was to evaluate the agreement between ultrasonography and MR imaging in the measurement of the lateral ...

2015
Mariana Seabra António Felino Rosete Nogueira Francisco Valente Ana Cristina Braga Paula Vaz

INTRODUCTION Hypodontia is the most frequent developmental anomaly of the orofacial complex, and its detection in prenatal ultrasound may indicate the presence of congenital malformations, genetic syndromes and chromosomal abnormalities. To date, only a few studies have evaluated the histological relationship of human tooth germs identified by two-dimensional (2D) ultrasonography. In order to a...

2014
M. El-Gayar H. Khalil A. Hanafy M. Gauly W. Holtz

The most common way of detecting pregnancy in rabbits is by manual palpation. Real-time ultrasonography may be an alternative to be used in rabbit production units in the future if it turns out to be practicable. There is a paucity of scientific knowledge on the suitability of real-time ultrasonography for pregnancy diagnosis in rabbits. In the present study pregnancy diagnosis by transabdomina...

Journal: :American journal of obstetrics and gynecology 2000
Y C Wu J H Hung M L Yang L P Shu C C Yuan H T Ng

Congenital cystic adenomatoid malformation (CCAM) is a rare pulmonary malformation resulting from excessive overgrowth of the terminal bronchioles. We present two CCAM case studies: type I (macrocystic) and type III (microcystic), diagnosed by antenatal ultrasonography at 31 and 21 weeks' gestation, respectively. In the former, multiple dilated cystic masses in the fetal left lung, with polyhyd...

2012
Livia Teresa Moreira Rios Edward Araujo Júnior Luciano Marcondes Machado Nardozza Antonio Fernandes Moron Marília da Glória Martins

Sacrococcygeal teratoma accounts for half of all fetal tumors, with a prevalence of 1 : 40,000 births. It is believed to originate from pluripotent cells in Hensen's nodule. Although most are benign, they are associated with high morbidity and mortality rates because the fetus develops congestive heart failure and hydrops. Factors leading to poor prognosis include solid components in the mass, ...

2013
A. Reitter A. U. Stücker H. Buxmann E. Herrmann A. E. Haberl R. Schlößer F. Louwen

OBJECTIVE To assess the prevalence of prenatal screening and of adverse outcome in high-risk pregnancies due to maternal HIV infection. STUDY DESIGN The prevalence of prenatal screening in 330 pregnancies of HIV-positive women attending the department for prenatal screening and/or during labour between January 1, 2002 and December 31, 2012, was recorded. Screening results were compared with t...

Journal: :Teratology 1972
E F Gilbert H Suzuki D L Kimmel W G Klingberg J R Lancaster

Methods A 27-year-old woman with gravida 2, parity 1, was admitted to our unit because of twin pregnancy at 12th weeks' gestation. Ultrasound examination was performed using a 7. 5 MHz transvaginal probe with two-dimensional ultrasonography. The crown-rump length measurements were 49 mm and 51 mm respectively, consistent with 12 weeks of gestation. The fetal chests were fused and only one fetal...

Journal: :Radiologia 2015
C Sebastià O Gomez R Salvador L Buñesch R Garcia C Nicolau

OBJECTIVE To determine the usefulness of various parameters based on T2-weighted fetal magnetic resonance (MR) imaging measurements of the uninvolved lung for the neonatal prognosis of congenital diaphragmatic hernia (CDH). MATERIAL AND METHODS We used ultrasonography and MR imaging to study 28 fetuses with CDH. We retrospectively analyzed a) on fetal ultrasonography, the observed-to-expected...

Journal: :Al-Azhar International Medical Journal (Print) 2022

Background: The detection of foetal anomalies is critical in detecting fetal/maternal problems that may occur during and after pregnancy. As a result, imaging crucial for obstetricians. Several studies have assessed the efficacy 2D 4D ultrasound diagnosis, use routine practise has begun to be investigated. Aim Of Study: To determine extended 3D/4D ultrasonography prenatal assessment anatomical ...

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