Improved detection of lung nodules on chest radiographs using a commercial computer-aided diagnosis system.

作者: Shingo Kakeda , Junji Moriya , Hiromi Sato , Takatoshi Aoki , Hideyuki Watanabe

DOI: 10.2214/AJR.182.2.1820505

关键词:

摘要: OBJECTIVE. The aim of this study was to evaluate the usefulness a new commercially available computer-aided diagnosis (CAD) system with an automated method detecting nodules due lung cancers on chest radiograph.MATERIALS AND METHODS. For patients cancer, 45 cases solitary up 25 mm in diameter (nodule size range, 8–25 diameter; mean, 18 mm; median, 20 mm) were used. healthy patients, selected basis confirmation CT. All radiographs obtained computed radiography system. CAD output images produced newly developed system, which consisted image server including software called EpiSight/XR. Eight radiologists (four board-certified and four radiology residents) participated observer performance studies interpreted both original using sequential testing method. observers' evaluated receiver operating charac...

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