نتایج جستجو برای: birads

تعداد نتایج: 187  

2016
Clemens G. Kaiser Pascal Baltzer Anna K. Kaiser Julia Krammer Michael Uder Werner A. Kaiser Matthias Dietzel

PURPOSE To examine "constant lesion sharpness" as a morphological diagnostic sign in the differential diagnosis between benign and malignant lesions. MATERIAL AND METHODS This prospective study had institutional review board approval and was HIPAA compliant. In total 1014 consecutive patients were examined (mean age 55 years ± 13 years) and evaluated in our University hospital towards the mor...

Journal: :Egyptian Journal of Radiology and Nuclear Medicine 2023

Abstract Background Proper assessment of mammographically detected asymmetries is essential to avoid unnecessary biopsies and missed cancers as they may be a benign or malignant cause. According ACR BIRADS atlas 2013, are classified into asymmetry, focal global developing asymmetry. We aimed assess the diagnostic performance artificial intelligence in compared breast ultrasound well combined ma...

Journal: :Egyptian Journal of Radiology and Nuclear Medicine 2021

Abstract Background Dynamic contrast-enhanced magnetic resonance imaging (DCE-MRI) has always been a problem solver in troublesome breast lesions. Despite its many advantages, the encountered low specificity results unnecessary biopsies. Diffusion-weighted MRI (DW-MRI) is well-established technique that helps characterizing lesions according to their water diffusivity. So this work aimed assess...

Journal: :International Surgery Journal 2022

Background: Magnetic resonance imaging (MRI) mammography has been recommended as a problem solving tool in patients with breast lump for which newer protocols like abbreviated, ultrafast MRI and diffusion are now available. For interpretation lexicons BIRADS Kaiser score system available but there is scope improvement of results need lexicons.Methods: Retrospective study 175 who had was done. T...

2005
Mia K. Markey Joseph Y. Lo

The purpose of this study was to investigate factors that impact the generalization of breast cancer computer-aided diagnosis (CAD) systems that utilize the Breast Imaging Reporting and Data System (BI-RADS ). Data sets from four institutions were analyzed: Duke University Medical Center, University of Pennsylvania Medical Center, Massachusetts General Hospital, and Wake Forest University. The ...

Journal: :Cancer 2006
Angela Sie David C Bryan Victor Gaines Larry K Killebrew Christine H Kim Carrie C Morrison William R Poller Ada P Romilly Kathy Schilling Janet H Sung

BACKGROUND Percutaneous, vacuum-assisted, large-gauge core needle biopsy (VACNB) provides an alternative to open surgical biopsy as an initial diagnostic tool for breast lesions, yet rates of underestimating malignant diagnoses remain sufficiently high to warrant surgical biopsy in some cases. The current study was performed to determine if the Breast Lesion Excision System (BLES) provides a fe...

2010
Bo Chen Cai-Gang Liu Feng Jin Ya-Nan Sun Ting-Ting Zhao Li-Na Zhang Shu Li Sai-Ching J. Yeung

A blinded retrospective validation study was performed in a university-based hospital in northeastern China to determine whether the breast imaging reporting and data system (BIRADS) defines a group of patients with nonpalpable breast lesions (NPBLs) in whom finewire localization biopsy (FWLB) is appropriate. We reviewed 182 consecutive patients with NPBLs who underwent FWLB. The patients’ preo...

2015
Kyung Min Shin Hye Jung Kim Su Jin Jung Hyo Soon Lim Sang Woo Lee Seung Hyun Cho Yun-Jin Jang Hui Joong Lee Gab Chul Kim Jin Hyang Jung Ji Young Park

PURPOSE The aim of our study was to evaluate the risk of malignancy and to determine which clinical variables differentiate between benign and malignant focal breast lesions found incidentally on (18)F-flourodeoxyglucose positron emission tomography and computed tomography (FDG PET/CT). METHODS From March 2005 to October 2011, 21,224 women with no history of breast cancer underwent FDG PET/CT...

2010
N. Riyahi Alam F. Younesi M. S. Riyahi Alam

A Novel hybrid segmentation method has been developed for detection of masses in digitized mammograms using three parallel approaches: adaptive thresholding method, Gabor filtering and fuzzy entropy feature as a computer-aided detection(CAD) scheme. The algorithm consists of the following steps: a) Preprocessing of the digitized mammograms including identification of region of interest (ROI) as...

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