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Cerebral blood flow image data processing method cerebral blood flow quantitative analysis program, and recording medium

机译:脑血流图像数据处理方法脑血流定量分析程序及记录介质

摘要

PPROBLEM TO BE SOLVED: To provide a cerebral blood flow determination analysis program or the like, capable of performing brain image reconstitution without performing subtraction when using a split-dose method of twice or more number of times, avoiding dispersion in each operator in selection of a slice including a basal ganglia and in setting of ROI, preventing occurrence of dispersion in a determination image, and removing complexities for the operator. PSOLUTION: Split-dose of twice or more of a tracer labeled by RI is applied to a subject brain, and each piece of projection data acquired by performing SPECT measurement, after each split-dose, are inputted. Then, a reconstructed image after each split-dose is acquired, based on each inputted piece of projection data, and each standard brain image is acquired by performing anatomical normalization on the reconstituted image, after each split-dose. Each determination image can be acquired by performing prescribed determination to each acquired standard brain image. When the reconstituted image is acquired, IBL method or ABL method is used. Lassen correction is performed on a SPECT image, after anatomical normalization. PCOPYRIGHT: (C)2006,JPO&NCIPI
机译:

要解决的问题:提供一种脑血流测定分析程序等,当使用两次或两次以上的分剂量方法时,能够执行脑图像重建而无需进行减法运算,从而避免了每个操作者的分散在选择包括基底神经节的切片中以及在设置ROI时,防止在确定图像中出现分散,并且为操作者消除了复杂性。

解决方案:将两次或更多次用RI标记的示踪剂的分剂量应用于受试者的大脑,并在每次分剂量后输入通过SPECT测量获得的每条投影数据。然后,基于每个输入的投影数据,获取每个分割剂量之后的重建图像,并且在每个分割剂量之后,通过对重构图像进行解剖归一化来获取每个标准脑图像。通过对每个获取的标准脑图像执行规定的确定,可以获取每个确定图像。当获取重构图像时,使用IBL方法或ABL方法。在解剖归一化之后,对SPECT图像执行拉森校正。

版权:(C)2006,JPO&NCIPI

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