نتایج جستجو برای: sonoelastography

تعداد نتایج: 272  

Journal: :Journal of ultrasound in medicine : official journal of the American Institute of Ultrasound in Medicine 2011
Jeffrey J Ballyns Jay P Shah Jennifer Hammond Tadesse Gebreab Lynn H Gerber Siddhartha Sikdar

OBJECTIVES The purpose of this study was to determine whether the physical properties and vascular environment of active myofascial trigger points associated with acute spontaneous cervical pain, asymptomatic latent trigger points, and palpably normal muscle differ in terms of the trigger point area, pulsatility index, and resistivity index, as measured by sonoelastography and Doppler imaging. ...

Journal: :Northern Clinics of Istanbul 2021

2002

Certain pathological conditions, such as malignant tumours, manifest themselves as changes in the tissue's mechanical stiffness. This is the basis for palpation. Several techniques for imaging tissue elasticity using ultrasound have been proposed: compression elastography (strain imaging), transient elastography and vibration sonoelastography. The latter involves imaging of vibration patterns r...

Journal: :Medical ultrasonography 2015
Murat Vural Dilek Acar Uğur Toprak Mehmet Numan Alp Özlem Gürbüz Köz Bige Sayın Gizem Kuşçuoğlu Abat

AIM The aim of this study was to evaluate the diagnostic performance of strain ratio elastography in the assessment of retrobulbar orbital fat tissue. MATERIALS AND METHODS The retrobulbar fat tissue of 14 eyes in 14 participants was scanned by sonoelastography. All the participants had permanent vision loss secondary to glaucoma in at least one eye. The elasticity scores were determined and ...

2002
Stephen J. McKenna Stuart Dickson Ian W. Ricketts Asif Iqbal Tim Frank Alfred Cuschieri

Sonoelastography is the visualisation of elastic properties using ultrasound. It can enable tumours to be detected and localised based on their elasticity when they are less elastic than the surrounding soft tissue. In vibration sonoelastography the target tissues are vibrated while simultaneously recording ultrasound images. A technique for imaging relative elastic properties is proposed that ...

2007
Kenneth Hoyt Benjamin Castaneda Kevin J. Parker

A quantitative sonoelastographic technique for skeletal muscle tissue characterization is introduced. Experimental data was collected in both ex vivo bovine and in vivo human skeletal muscle tissue. Crawling wave sonoelastographic data was processed using a quantitative technique for estimating local shear wave speed distributions. Results on ex vivo skeletal muscle samples demonstrate shear wa...

Journal: :BJU international 2012
Jingfei Teng Ming Chen Yi Gao Yacheng Yao Lu Chen Danfeng Xu

UNLABELLED What's known on the subject? and What does the study add? The accuracy of transrectal sonoelastography (TRSE) in the detection of prostate cancer is variable, with a sensitivity ranging from 51.1 to 91.7% and specificity ranging from 62.2 to 86.8%. This is the first meta-analysis to assess the overall accuracy of TRSE in the detection of prostate cancer. OBJECTIVE • To assess the o...

2007
B. Castaneda M. Zhang K. Hoyt K. Bylund J. Christensen W. Saad J. Strang D. J. Rubens

Radiofrequency ablation (RFA) is a minimally invasive thermal therapy that is under investigation as an alternative to surgery for treating liver tumors. Currently, there is a need to monitor the process of lesion creation to guarantee complete treatment of the diseased tissue. In a previous study, sonoelastography was used to detect and measure RFA lesions during exposed liver experiments in a...

2015
Nicola Costanzo Adriano Michele Luigi Santoro Eleonora Sarno Antonio Di Loria Rosa Daniela Grembiale Domenico Britti Federico Capuano

Mozzarella cheese from buffalo milk is a fresh, stringy-textured dairy product, exhibiting a porcelain white colour, a smooth, bright, and humid surface, an extremely thin rind and delicate taste. The high humidity typical of this cheese reduces its shelf-life and it is cause of dramatic organoleptic changes during storage. In this study we tested sonoelastography to evaluate texture changes of...

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