نتایج جستجو برای: elastography

تعداد نتایج: 5434  

2013
Jared A. Weis Thomas E. Yankeelov Samantha A. Munoz Rahul A. Sastry Stephanie L. Barnes Lori R. Arlinghaus Xia Li Michael I. Miga

Unlike many other experimental imaging methods, elastography has enjoyed a strong link to the standard diagnostic and interventional evaluation technique of soft tissue palpation. As a result, the initial excitement about elastography quickly translated to clinical use (e.g., [1-3]) which now includes commercially available ultrasound and magnetic resonance (MR) elastography products. However, ...

2015
Sławomir Woźniak

Endometrial polyps and submucosal fibroids are common causes of abnormal uterine bleeding (AUB) and less commonly infertility. The prevalence of such intrauterine lesions increases with age during the reproductive years, and usually decreases after menopause. The first-line imaging examination in the diagnosis of endometrial polyps as well as submucosal fibroidsis ultrasound, but its accuracy i...

Journal: :Asian Pacific journal of cancer prevention : APJCP 2015
Jun-Peng Zhang Hua-Yan Liu Chun-Ping Ning Jing Chong Yong-Mei Sun

UNLABELLED PURPSOE: To investigate the diagnostic value of quantitative analysis of a tissue diffusion and virtual touch tissue imaging quantification (VTIQ) technique with acoustic radiation force impulse (ARFI) elastography for assessing enlarged cervical lymph nodes. MATERIALS AND METHODS Fifty-six enlarged cervical lymph nodes confirmed by pathologic diagnoses were covered in the study. A...

2014
Lu-Jing Li Hong Zeng Bing Ou Bao-Ming Luo Xiao-Yun Xiao Wen-Jing Zhong Xin-Bao Zhao Zi-Zhuo Zhao Hai-Yun Yang Hui Zhi

The purpose of this study was to analyze the ultrasonic elastography features of phyllodes tumors of the breast comparing with fibroadenomas. A retrospective database was queried for the patients diagnosed as phyllodes tumors and fibroadenomas at Sun Yat-sen Memorial Hospital from January 2008 to August 2012. Three hundred and fifty lesions from 323 consecutive patients were included in the stu...

Journal: :Journal of ultrasound in medicine : official journal of the American Institute of Ultrasound in Medicine 2011
Jae Jeong Choi Bong Joo Kang Sung Hun Kim Ji Hye Lee Seung Hee Jeong Hyun Woo Yim Byung Joo Song Sang Seol Jung

OBJECTIVES The purpose of this study was to evaluate the diagnostic utility of sonographic elastography in differentiating reactive and metastatic axillary lymph nodes in breast cancer. METHODS A total of 64 lymph nodes (reactive, n = 33; metastatic, n = 31) from 62 patients with breast cancer were examined by both B-mode sonography and elastography from April to July 2009. Two experienced ra...

Journal: :Revista espanola de enfermedades digestivas : organo oficial de la Sociedad Espanola de Patologia Digestiva 2009
J J Iglesias García J Lariño Noia A Alvarez Castro B Cigarrán J E Domínguez Muñoz

Endoscopic ultrasonography (EUS) is considered one of the most accurate methods for the diagnosis and staging of pancreatic tumors. EUS-guided fine-needle aspiration (FNA) allows to increase the diagnostic accuracy of EUS in this setting; however, it is technically demanding (a pathologist is also essential) and is furthermore associated with small, but not insignificant morbidity. EUS pancreat...

Journal: :Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology 2012
F S Molina L F Gómez J Florido M C Padilla K H Nicolaides

OBJECTIVES To assess a new method for numerical quantification of cervical elastography during pregnancy and to evaluate the repeatability of the measurements. METHODS Cervical elastography was carried out twice by a single operator in 112 singleton pregnancies at a median of 21 (range, 12-40) weeks' gestation. In 50 of the cases a second operator performed another elastography measurement. T...

Journal: :Ultrasound international open 2017
Ioan Sporea

Ultrasound-based liver elastography is being increasingly used in clinical practice to help clinicians assess prognosis and recommend the most appropriate treatment in hepatology patients. In coming years liver elastography will probably be increasingly used as part of "point of care" ultrasonography.

Journal: :RoFo : Fortschritte auf dem Gebiete der Rontgenstrahlen und der Nuklearmedizin 2015
H Korkusuz C Happel J Klebe H Ackermann F Grünwald

PURPOSE The aim of this study is to evaluate structural alterations of thyroid tissue after microwave ablation using elastography and scintigraphic imaging to investigate the applicability of these diagnostic methods for follow-up.  MATERIALS AND METHODS 35 patients with 39 thyroid nodules were evaluated using elastography and scintigraphic imaging before and after ultrasound-guided microwave...

2011
Maria-Vasiliki Papageorgiou George V. Papatheodoridis Spilios Manolakopoulos Emmanuel Tsochatzis Hariklia Kranidioti Georgia Kafiri Athanasios I. Archimandritis

AIMS To assess the value of transient elastography for predicting significant fibrosis or cirrhosis in chronic hepatitis B or C (CHB or CHC) patients. METHODS 75 patients (CHB: 45, CHC: 32) were included. All underwent elastography and liver biopsy concurrently. Biopsies were evaluated using Ishak's classification. Fibrosis was mild, moderate or severe/cirrhosis when scores were 0-1 (n = 30),...

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