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PATIENT-SPECIFIC ORGAN DOSE QUANTIFICATION AND INVERSE OPTIMIZATION FOR CT
PATIENT-SPECIFIC ORGAN DOSE QUANTIFICATION AND INVERSE OPTIMIZATION FOR CT
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机译:CT的患者特异性器官剂量定量和逆优化
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摘要
In one embodiment, there is provided a method of optimizing image quality and organ dose for computed tomography (CT). The method includes segmenting, by an organ segmentation module, at least one organ based, at least in part, on patient image data. The method further includes determining, by a Monte Carlo dose module, a patient-specific heterogeneous dose based, at least in part, on the patient image data and based, at least in part, on a selected CT scanner data. The method further includes determining, by a patient- specific organ dose module, a patient-specific nominal organ dose for each segmented organ based, at least in part, on the patient-specific heterogeneous dose. The method further includes determining, by an inverse optimization module, at least one CT scanner parameter configured to optimize image quality and a selected patient-specific organ dose of at least one selected organ.
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