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generating method and a magnetic resonance apparatus of magnetic resonance perfusion imaging

机译:灌注成像的图像生成方法和磁共振装置

摘要

In a magnetic resonance method and apparatus for generating perfusion images, a perfusion series of magnetic resonance perfusion images is acquired that includes tag images and at least one control image, that are grouped in pairs. From each pair an initially processed perfusion image is obtained, such as by subtraction. Each initially processed image is subjected to a quality control review by analysis with respect to at least one image quality criterion. Any initially processed image that does not satisfy the quality criterion is rejected. Only initially processed images that satisfy the quality criterion are combined to form a resultant magnetic resonance perfusion image. Artifacts in the resultant perfusion image are thereby reduced or avoided.
机译:在用于产生灌注图像的磁共振方法和设备中,获取磁共振灌注图像的灌注系列,其包括成对分组的标签图像和至少一个控制图像。从每一对中,例如通过减法,获得初始处理的灌注图像。通过相对于至少一个图像质量标准的分析,对每个初始处理的图像进行质量控制检查。任何不满足质量标准的初始处理图像都将被拒绝。仅将满足质量标准的初始处理图像进行组合,以形成最终的磁共振灌注图像。由此减少或避免了所得灌注图像中的伪像。

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