نتایج جستجو برای: two dimensional ultrasonography

تعداد نتایج: 2699645  

C. Andaloro, F. Gigante, I. La Mantia,

Background: Salivary glands (SGs) are usually irradiated during radiotherapy for head and neck cancers, which may lead to radiation-induced changes. These changes could be evaluated safely by ultrasonography; however, there have been few studies in this regard. Thus, we aimed to investigate the changes in post-radiotherapy submandibular glands using ultrasonography in patients undergoing head-n...

Journal: :Collegium antropologicum 2001
E Teticković M Gajsek-Marchetti J Matela V Flis

Three-dimensional ultrasonography is a significant novelty in neurosonology as it offers the possibility of an even more successful evaluation of atherosclerotic stenoses of the carotid trunk than previous ultrasonographic investigations. In 37 patients with signs of transitory ischemic attack and in 5 patients with reversible ischemic neurologic deficit we compared the findings of three-dimens...

2012
Leonardo da Silva Valladão de Freitas Fernanda Silveira de Bello Barros Rômulo Negrini Luiz Cláudio de Silva Bussamra Edward Araujo Júnior Sebastião Piato Luciano Marcondes Machado Nardozza Antonio Fernandes Moron Tsutomu Aoki

Purpose. To compare the measurements of fetal nuchal fold (NF) thickness by two-dimensional (2D) and three-dimensional (3D) ultrasonography using the three-dimensional extended imaging (3DXI). Methods. A cross-sectional study was performed with 60 healthy pregnant women with a gestational age between 16 and 20 weeks and 6 days. The 2D-NF measurements were made as the distance from the outer sku...

2013
Cenk Gezer Atalay Ekin Naciye Sinem Gezer Ulas Solmaz Mehmet Ozeren

BACKGROUND Evaluation of the cerebellum and vermis is one of the integral parts of the fetal cranial anomaly screening. OBJECTIVES The aim of this study was to create a nomogram for fetal vermis measurements between 17 and 30 gestational weeks. PATIENTS AND METHODS This prospective study was conducted on 171 volunteer pregnant women between March 2013 and December 2014. Measurements of the ...

2003
Hector Lopez

Today’s ultrasound imaging systems produce better images and display more information than it was possible to display 30 years ago. Similarly, performance criteria for ultrasound imaging systems and the tools used to make these measurements have evolved, and have become more complex. This presentation will informally discuss a few examples of the evolution of ultrasound imaging systems and perf...

Journal: :Ultrasound in Obstetrics and Gynecology 1999

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