Table C.8-93 specifies the attributes of the MR Imaging Modifier Functional Group Macro.
Table C.8-93. MR Imaging Modifier Macro Attributes
|
Attribute Name |
Tag |
Type |
Attribute Description |
|---|---|---|---|
|
MR Imaging Modifier Sequence |
(0018,9006) |
1 |
Identifies sequence containing MR modifier Sequence Attributes. Only a single item shall be included in this sequence. |
|
>Magnetization Transfer |
(0018,9020) |
1C |
Magnetization Transfer pulse sequence. Enumerated Values:
Required if Frame Type (0008,9007) Value 1 is ORIGINAL. May be present otherwise. |
|
>Blood Signal Nulling |
(0018,9022) |
1C |
Blood Signal Nulling ("Black Blood") preparatory pulse sequence. Enumerated Values:
Required if Frame Type (0008,9007) Value 1 is ORIGINAL. May be present otherwise. |
|
>Tagging |
(0018,9028) |
1C |
Tagging. Defined Terms:
Required if Frame Type (0008,9007) Value 1 is ORIGINAL. May be present otherwise. |
|
>Tag Spacing First Dimension |
(0018,9030) |
1C |
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. |
|
>Tag Spacing Second Dimension |
(0018,9218) |
1C |
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. |
|
>Tag Angle First Axis |
(0018,9019) |
1C |
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. |
|
>Tag Angle Second Axis |
(0018,9219) |
1C |
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. |
|
>Tag Thickness |
(0018,9035) |
1C |
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. |
|
>Tagging Delay |
(0018,9184) |
3 |
Delay time in ms of the beginning of the application of the tagging pattern relative to the last R-peak. |
|
>Transmitter Frequency |
(0018,9098) |
1C |
Center transmitter frequency in MHz. Required if Frame Type (0008,9007) Value 1 is ORIGINAL. May be present otherwise. |
|
>Pixel Bandwidth |
(0018,0095) |
1C |
Reciprocal of the effective sampling period, in hertz per pixel. Required if Frame Type (0008,9007) Value 1 is ORIGINAL. May be present otherwise. |