操作界限由具备资格的医学物理师或 MR 专家确定,系统的低对比 探测能力(low-contrast detectability,LCD)和中心频率基础值 建立于每日 QC 程序的初始化阶段。当硬件发生变化或设备进行维护 如更改信号采集和激励方式等,操作界限就必须重新进行评估。 具有 ACR MR 成像授权软件包里,提供了有关扫描 ACR MR 成像体 模...
ACR practice guideline for the use of intravascular contrast media . In: Practice guidelines and technical standards, 2007 . Reston, Va : American College of Radiology , 2007 ; 73 – 78 .American College of Radiology (2007) ACR practice guideline for the use of intravascular contrast media. ...
For more information, see our contributor guide. Azure SDK for Java feedback Azure SDK for Java is an open source project. Select a link to provide feedback: Open a documentation issue Provide product feedback In this article Constructor Summary Method Summary Constructor Details Method ...
操作界限由具备资格的医学物理师或MR专家确定,系统的低对比探测能力(lowcontrast detectabili 40、ty,LCD)和中心频率基础值建立于每日QC程序的初始化阶段。当硬件发生变化或设备进行维护如更改信号采集和激励方式等,操作界限就必须重新进行评估。具有ACR MR成像授权软件包里,提供了有关扫描ACR MR成像体模的信息。下列...
CT pelvis without IV contrast Usually Not Appropriate ☢☢☢ FDG-PET/CT skull base to mid-thigh Usually Not Appropriate ☢☢☢☢ Variant 2. Clinically suspected adnexal mass, no acute symptoms. Postmenopausal. Initial imaging. ProcedureAppropriateness CategoryRelative Radiation Level US duple...
Clinical impact of incidental diagnosis on non-contrast- enhanced helical CT for acute ureteral colic Semin Ultrasound CT MRI, 26 (2005), pp. 20-23 View PDFView articleGoogle Scholar 20 A. Semaan, V. Branchi, A.L. Marowsky, et al. Incidentally detected focal liver lesions—a common clini...
2016+ACR适宜性标准：乳腺癌筛查 ORIGINAL ARTICLE ACR Appropriateness Criteria Breast Cancer Screening Martha B.Mainiero,MD a,Ana Lourenco,MD a,Mary C.Mahoney,MD b,Mary S.Newell,MD c, Lisa Bailey,MD d,e,Lora D.Barke,DO f,Carl D’Orsi,MD c,Jennifer A.Harvey,MD g,Mary K.Hayes,MD h,...
In contrast to the study by Lim-Dunham et al. [45], in which there was only one false-negative case (a TR1 malignant nodule), Richman et al. found in their cohort of 404 pediatric thyroid nodules that by following ACR TI-RADS recommendations, 17 (22.1%) of 77 malignant nodules would...
The focus indicator of an interactive element (like a button or input field) does not have a 3:1 color contrast ratio with the background, so people who are colorblind or have low vision may have difficulty perceiving when the interactive element is receiving focus. This occurs on the follow...
women. With this guideline, we offer recommendations more inclusive of all women of average risk for breast cancer. MAMMOGRAPHY SCREENING Mammography remains the principal modality of early detection for women of average risk. Early detection allows ...