Positive Predictive Value of BI-RADS MR Imaging
نویسندگان
چکیده
منابع مشابه
The positive predictive value of BI-RADS microcalcification descriptors and final assessment categories.
OBJECTIVE The purpose of this article is to retrospectively assess the likelihood of malignancy of microcalcifications according to the BI-RADS descriptors in a digital mammography environment. MATERIALS AND METHODS The study included 146 women with calcifications who underwent imaging-guided biopsy between April 2005 and July 2006. Digital mammograms procured before biopsy were analyzed inde...
متن کاملPositive predictive value of Breast Imaging Reporting and Data System ( BI - RADS ® ) categories 3 , 4 and 5 *
OBJECTIVE: The present study was aimed at evaluating BI-RADS® 3, 4 and 5 categories as positive predictive value for malignancy of non-palpable breast lesions, correlating mammographic and histopathological findings. MATERIALS AND METHODS: In the period from July/2005 to March/2008, 371 patients with mammograms classified as BI-RADS categories 3, 4 and 5 were referred to a center of reference i...
متن کاملBI-RADS lexicon for US and mammography: interobserver variability and positive predictive value.
PURPOSE To retrospectively evaluate interobserver variability between breast radiologists by using terminology of the fourth edition of the Breast Imaging Reporting and Data System (BI-RADS) to categorize lesions on mammograms and sonograms and to retrospectively determine the positive predictive value (PPV) of BI-RADS categories 4a, 4b, and 4c. MATERIALS AND METHODS Institutional review boar...
متن کامل[Analysis of the positive predictive value of the subcategories of BI-RADS(®) 4 lesions: preliminary results in 880 lesions].
OBJECTIVES The positive predictive values (PPV) of the subcategories of BI-RADS(®) 4 lesions (A/B/C) vary widely, and their correlation with specific descriptors has yet to be defined. We aimed to analyze the PPV of the subcategories and of the mammographic and ultrasonographic descriptors assigned to each. MATERIAL AND METHODS We analyzed 880 histologically confirmed lesions prospectively cl...
متن کاملBI-RADS update.
The updated American College of Radiology (ACR) Breast Imaging Reporting and Data System (BI-RADS) has been newly released. This article summarizes the changes and updates that have been made to BI-RADS. The goal of the revised edition continues to be the same: to improve clarification in image interpretation, maintain reporting standardization, and simplify the monitoring of outcomes. The new ...
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ژورنال
عنوان ژورنال: Radiology
سال: 2012
ISSN: 0033-8419,1527-1315
DOI: 10.1148/radiol.12110619