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MR Imaging Modifier Sequence
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(0018,9006)
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1
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A Sequence containing MR modifier Sequence Attributes.
Only a single Item shall be included in this Sequence.
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>Magnetization Transfer
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(0018,9020)
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1C
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Magnetization Transfer pulse sequence.
Enumerated Values:
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ON_RESONANCE
-
-
OFF_RESONANCE
-
-
NONE
-
Required if Frame Type (0008,9007) Value 1 is ORIGINAL. May be present otherwise.
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>Blood Signal Nulling
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(0018,9022)
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1C
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Blood Signal Nulling ("Black Blood") preparatory pulse sequence.
Enumerated Values:
-
YES
-
-
NO
-
Required if Frame Type (0008,9007) Value 1 is ORIGINAL. May be present otherwise.
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>Tagging
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(0018,9028)
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1C
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Tagging.
Defined Terms:
-
GRID
-
-
LINE
-
-
NONE
-
Required if Frame Type (0008,9007) Value 1 is ORIGINAL. May be present otherwise.
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>Tag Spacing First Dimension
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(0018,9030)
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1C
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Space between lines in mm.
Required if Frame Type (0008,9007) Value 1 of this frame is ORIGINAL and Tagging (0018,9028) is GRID or LINE.
Otherwise may be present if Frame Type (0008,9007) Value 1 is DERIVED and Tagging (0018,9028) is GRID or LINE.
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>Tag Spacing Second Dimension
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(0018,9218)
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1C
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Space between the lines in mm in the other direction.
Required if Frame Type (0008,9007) Value 1 of this frame is ORIGINAL and Tagging (0018,9028) is GRID.
Otherwise may be present if Frame Type (0008,9007) Value 1 is DERIVED and Tagging (0018,9028) is GRID.
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>Tag Angle First Axis
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(0018,9019)
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1C
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Angle of the tag lines relative to the rows axis (left to right) of the image, with a range of 0-180 degrees. The angle is increasing in clockwise direction.
Required if Frame Type (0008,9007) Value 1 of this frame is ORIGINAL and Tagging (0018,9028) is GRID or LINE.
Otherwise may be present if Frame Type (0008,9007) Value 1 is DERIVED and Tagging (0018,9028) is GRID or LINE.
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>Tag Angle Second Axis
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(0018,9219)
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1C
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Angle of the tag lines relative to the rows axis (left to right) of the image, with a range of 0-180 degrees. The angle is increasing in clockwise direction.
Required if Frame Type (0008,9007) Value 1 of this frame is ORIGINAL and Tagging (0018,9028) is GRID.
Otherwise may be present if Frame Type (0008,9007) Value 1 is DERIVED and Tagging (0018,9028) is GRID.
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>Tag Thickness
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(0018,9035)
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1C
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Thickness of the line in mm.
Required if Frame Type (0008,9007) Value 1 of this frame is ORIGINAL and Tagging (0018,9028) is GRID or LINE.
Otherwise may be present if Frame Type (0008,9007) Value 1 is DERIVED and Tagging (0018,9028) is GRID or LINE.
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>Tagging Delay
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(0018,9184)
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3
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Delay time in ms of the beginning of the application of the tagging pattern relative to the last R-peak.
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>Transmitter Frequency
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(0018,9098)
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1C
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Center transmitter frequency in MHz.
Required if Frame Type (0008,9007) Value 1 is ORIGINAL. May be present otherwise.
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>Pixel Bandwidth
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(0018,0095)
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1C
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Reciprocal of the effective sampling period, in hertz per pixel.
Required if Frame Type (0008,9007) Value 1 is ORIGINAL. May be present otherwise.
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