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不同靶与滤过材料组合对乳腺摄影图像质量影响的实验分析 被引量:1

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摘要 目的对乳腺机不同靶、滤过组合的图像质量进行对比。方法选择三种不同的靶、滤过组合,在半自动曝光模式下,对乳腺模体曝光成像,测量体表入射剂量,图像按ACR标准评价。结果 Mo/Mo组合剂量最高、分辨率最好,Mo/Rh居中,W/Rh组合剂量最低、分辨率最低。结论临床使用中应充分考虑实际需要来选择曝光技术,保证图像质量的同时尽量降低受检者的辐射风险。
出处 《中国辐射卫生》 2012年第3期344-345,共2页 Chinese Journal of Radiological Health
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