Objective To the image quality and detection efficacy of computed radiography mammography． Methods Thirty clinically suspected breast cancer patients were checked with both conventional mammography and computed radiography mammography，and their image quality and detection efficacy were compared． Results Computed radiography mammography was superior to conventional mammography in both image quality and detection efficacy． Conclusion Because of it large exposure tolerance and posterior processing capability，computed radiography mammography obtain high quality of image，leading to the increment of diagnose accordance rate．

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