【摘 要】
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Purpose: To explore the influence to image quality and the reduction of radiation dose to eye lens when using bismuth shielding in head and neck MDCT.Method: The standard water phantom was scanned usi
【机 构】
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Beijing Tongren Hospital Affiliated To Capital Medical University 100730
【出 处】
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2013中华医学会影像技术分会第21次全国学术大会暨国际影像技术论坛
论文部分内容阅读
Purpose: To explore the influence to image quality and the reduction of radiation dose to eye lens when using bismuth shielding in head and neck MDCT.Method: The standard water phantom was scanned using clinical scanning protocols of brain, temporal bone and paranasal sinuses in 16-MDCT, and the images were acquired with none, 1 layer,2 layers and 3 layers of bismuth shielding.
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