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Bulk Motion Compensation Technique
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(0018,9172)
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1C
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Applied technique to reduce bulk or other physiology motion artifacts.
Defined Terms:
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NONE
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REALTIME
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image acquisition shorter than motion cycle
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GATING
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prospective gating
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TRACKING
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prospective through and/or in-plane motion tracking
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RETROSPECTIVE
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retrospective gating
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CORRECTION
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retrospective image correction
Required if Image Type (0008,0008) Value 1 is ORIGINAL or MIXED. May be present otherwise.
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Bulk Motion Signal Source
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(0018,9173)
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1C
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Signal source to measure motion.
Defined Terms:
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JOINT
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joint motion detection
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NAVIGATOR
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MR navigator and organ edge detection
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MR_PHASE
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phase (of center k-space line)
Required if Image Type (0008,0008) Value 1 is ORIGINAL or MIXED and Bulk Motion Compensation Technique (0018,9172) equals other than NONE.
Otherwise may be present if Image Type (0008,0008) Value 1 is DERIVED and Bulk Motion Compensation Technique (0018,9172) equals other than NONE.
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