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Page 856​

DICOM PS3.17 2020a - Explanatory Information​

 

Attribute Name​

 

Tag​

 

Values​

 

Total Collimation Width​

 

(0018,9307)​

20.0​

 

…​

 

 

 

 

 

Include Table 10-27 “RT Equipment Correlation Macro Attributes Description” in​

 

 

PS3.3​

 

 

 

 

 

Table JJJJ.5.1.2-2. Multi-energy CT Image Attributes​

 

Attribute Name​

 

 

Tag​

Values​

Multi-energy CT Acquisition Sequence​

 

 

 

(0018,9362)​

 

>Multi-energy Acquisition Description​

 

 

 

(0018,937B)​

 

>Include Table JJJJ.5.1.2-3 “Multi-energy CT X-Ray Source Macro Attributes”​

 

 

 

>Include Table JJJJ.5.1.2-4 “Multi-energy CT X-Ray Detector Macro Attributes”​

 

 

>Include Table JJJJ.5.1.2-5 “Multi-energy CT Path Macro Attributes”​

 

 

 

>Include Table JJJJ.5.1.2-6 “CT Exposure Macro Attributes”​

 

 

 

>Include Table JJJJ.5.1.2-7 “CT X-Ray Details Sequence Macro Attributes”​

 

 

 

>Include Table JJJJ.5.1.2-8 “CT Acquisition Details Macro Attributes”​

 

 

 

>Include Table JJJJ.5.1.2-9 “CT Geometry Macro Attributes”​

 

 

 

Multi-energy CT Processing Sequence​

 

 

(0018,9363)​

 

>Include Table JJJJ.5.1.2-10 “Multi-energy CT Processing Attributes”​

 

 

 

Table JJJJ.5.1.2-3. Multi-energy CT X-Ray Source Macro Attributes​

 

Attribute Name​

 

Tag​

 

Values​

 

Multi-energy CT X-Ray Source Sequence​

(0018,9365)​

 

 

ITEM 1​

 

 

 

 

 

>X-Ray Source Index​

 

(0018,9366)​

1​

 

>X-Ray Source ID​

 

(0018,9367)​

Tube A​

 

>Multi-energy Source Technique​

 

(0018,9368)​

CONSTANT_SOURCE​

 

>Source Start DateTime​

 

(0018,9369)​

2018.05.01 13:22:03​

 

>Source End DateTime​

 

(0018,936A)​

2018.05.01 13:22:20​

 

Table JJJJ.5.1.2-4. Multi-energy CT X-Ray Detector Macro Attributes​

 

Attribute Name​

 

Tag​

 

Values​

 

Multi-energy CT X-Ray Detector Sequence​

(0018,936F)​

 

 

ITEM 1​

 

 

 

 

 

>X-Ray Detector Index​

 

(0018,9370)​

1​

 

>X-Ray Detector ID​

 

(0018,9371)​

Detector A​

 

>Multi-energy Detector Type​

 

(0018,9372)​

MULTILAYER​

 

>X-Ray Detector Label​

 

(0018,9373)​

High-Energy​

 

ITEM 2​

 

 

 

 

 

>X-Ray Detector Index​

 

(0018,9370)​

2​

 

>X-Ray Detector ID​

 

(0018,9371)​

Detector A​

 

>Multi-energy Detector Type​

 

(0018,9372)​

MULTILAYER​

 

>X-Ray Detector Label​

 

(0018,9373)​

Low-Energy​

 

- Standard -​

DICOM PS3.17 2020a - Explanatory Information​ Page 857​

Table JJJJ.5.1.2-5. Multi-energy CT Path Macro Attributes​

Attribute Name​

Tag​

Values​

Multi-energy CT Path Sequence​

(0018,9379)​

 

ITEM 1​

 

 

>Multi-energy CT Path Index​

(0018,937A)​

1​

>X-Ray Source Index​

(0018,9366)​

1​

>X-Ray Detector Index​

(0018,9370)​

1​

ITEM 2​

 

 

>Multi-energy CT Path Index​

(0018,937A)​

2​

>X-Ray Source Index​

(0018,9366)​

1​

>X-Ray Detector Index​

(0018,9370)​

2​

Table JJJJ.5.1.2-6. CT Exposure Macro Attributes​

Attribute Name​

Tag​

Values​

CT Exposure Sequence​

(0018,9321)​

 

ITEM 1​

 

 

>Referenced X-Ray Source Index​

(0018,9377)​

1​

>Exposure Time in ms​

(0018,9328)​

750​

>X-Ray Tube Current in mA​

(0018,9330)​

440​

>Exposure in mAs​

(0018,9332)​

330​

>Exposure Modulation Type​

(0018,9323)​

NONE​

>CTDIvol​

(0018,9345)​

34.9​

Table JJJJ.5.1.2-7. CT X-Ray Details Sequence Macro Attributes​

Attribute Name​

Tag​

Values​

CT X-Ray Details Sequence​

(0018,9325)​

 

ITEM 1​

 

 

>Referenced Path Index​

(0018,9378)​

1\2​

>KVP​

(0018,0060)​

120​

>Focal Spot(s)​

(0018,1190)​

1.4​

>Filter Type​

(0018,1160)​

NONE​

>Filter Material​

(0018,7050)​

 

Table JJJJ.5.1.2-8. CT Acquisition Details Macro Attributes​

Attribute Name​

Tag​

Values​

CT Acquisition Details Sequence​

(0018,9304)​

 

ITEM 1​

 

 

>Referenced Path Index​

(0018,9378)​

1​

>Rotation Direction​

(0018,1140)​

CW​

>Revolution Time​

(0018,9305)​

0.75​

>Single Collimation Width​

(0018,9306)​

0.625​

>Total Collimation Width​

(0018,9307)​

20.0​

- Standard -​

Page 858​

DICOM PS3.17 2020a - Explanatory Information​

 

Attribute Name​

Tag​

Values​

>Table Height​

 

(0018,1130)​

88.5​

>Gantry/Detector Tilt​

 

(0018,1120)​

0​

>Data Collection Diameter​

 

(0018,0090)​

500​

 

Table JJJJ.5.1.2-9. CT Geometry Macro Attributes​

 

Attribute Name​

Tag​

Values​

CT Geometry Sequence​

 

(0018,9312)​

 

ITEM 1​

 

 

 

>Referenced Path Index​

 

(0018,9378)​

1​

>Distance Source to Detector​

 

(0018,1110)​

1140​

>Distance Source to Data Collection Center​

(0018,9335)​

570​

Table JJJJ.5.1.2-10. Multi-energy CT Processing Attributes​

Attribute Name​

Tag​

Values​

Decomposition Method​

(0018,937E)​

PROJECTION_BASED​

Decomposition Description​

(0018,937F)​

Photo-Electric / Compton Scattering Decomposition​

JJJJ.5.2 Examples For Material Quantification Image Family:​

JJJJ.5.2.1 Example Switching Source Integrating Detector​

ThisexampleshowsaMaterialSpecificimageacquiredonanacquisitiondevicewithsingleswitchingsourcesandintegratingdetector.​

Table JJJJ.5.2.1-1. CT Image Module Attributes​

Attribute Name​

Tag​

Values​

Image Type​

(0008,0008)​

ORIGINAL\PRIMARY\AXIAL\MAT_SPECIFIC​

Multi-energy CT Acquisition​

(0018,9361)​

YES​

…​

 

 

Rescale Intercept​

(0028,1052)​

0​

Rescale Slope​

(0028,1053)​

1​

Rescale Type​

(0028,1054)​

10^-2 MGML​

…​

 

 

KVP​

(0018,0060)​

{null value because it is described below}​

…​

 

 

Single Collimation Width​

(0018,9306)​

0.625​

Total Collimation Width​

(0018,9307)​

80.0​

…​

 

 

IncludeTable10-27“RTEquipmentCorrelationMacroAttributesDescription”inPS3.3​

Table JJJJ.5.2.1-2. Multi-energy CT Image Attributes​

Attribute Name​

Tag​

Values​

Multi-energy CT Acquisition Sequence​

(0018,9362)​

 

- Standard -​

 

DICOM PS3.17 2020a - Explanatory Information​

Page 859​

Attribute Name​

Tag​

Values​

>Multi-energy Acquisition Description​

(0018,937B)​

KV Switching​

 

 

Technique​

>Include Table JJJJ.5.2.1-3 “Multi-energy CT X-Ray Source Macro Attributes”​

>Include Table JJJJ.5.2.1-4 “Multi-energy CT X-Ray Detector Macro Attributes”​

>Include Table JJJJ.5.2.1-5 “Multi-energy CT Path Macro Attributes”​

>Include Table JJJJ.5.2.1-6 “CT Exposure Macro Attributes”​

>Include Table JJJJ.5.2.1-7 “CT X-Ray Details Sequence Macro Attributes”​

>Include Table JJJJ.5.2.1-8 “CT Acquisition Details Macro Attributes”​

>Include Table JJJJ.5.2.1-9 “CT Geometry Macro Attributes”​

Multi-energy CT Processing Sequence​ (0018,9363)​

>Include Table JJJJ.5.2.1-10 “Multi-energy CT Processing Attributes”​

Table JJJJ.5.2.1-3. Multi-energy CT X-Ray Source Macro Attributes​

Attribute Name​

Tag​

Values​

Multi-energy CT X-Ray Source Sequence​

(0018,9365)​

 

ITEM 1​

 

 

>X-Ray Source Index​

(0018,9366)​

1​

>X-Ray Source ID​

(0018,9367)​

Tube A​

>Multi-energy Source Technique​

(0018,9368)​

SWITCHING_SOURCE​

>Source Start DateTime​

(0018,9369)​

2018.05.01 13:22:03​

>Source End DateTime​

(0018,936A)​

2018.05.01 13:22:20​

>Switching Phase Number​

(0018,936B)​

1​

>Switching Phase Nominal Duration​

(0018,936C)​

100​

>Switching Phase Transition Duration​

(0018,936D)​

10​

>Generator Power​

(0018,1170)​

120​

ITEM 2​

 

 

>X-Ray Source Index​

(0018,9366)​

2​

>X-Ray Source ID​

(0018,9367)​

Tube A​

>Multi-energy Source Technique​

(0018,9368)​

SWITCHING_SOURCE​

>Source Start DateTime​

(0018,9369)​

2018.05.01 13:22:03​

>Source End DateTime​

(0018,936A)​

2018.05.01 13:22:20​

>Switching Phase Number​

(0018,936B)​

2​

>Switching Phase Nominal Duration​

(0018,936C)​

100​

>Switching Phase Transition Duration​

(0018,936D)​

10​

>Generator Power​

(0018,1170)​

100​

Table JJJJ.5.2.1-4. Multi-energy CT X-Ray Detector Macro Attributes​

Attribute Name​

Tag​

Values​

Multi-energy CT X-Ray Detector Sequence​

(0018,936F)​

 

ITEM 1​

 

 

>X-Ray Detector Index​

(0018,9370)​

1​

>X-Ray Detector ID​

(0018,9371)​

Detector A​

- Standard -​

Page 860​

DICOM PS3.17 2020a - Explanatory Information​

 

Attribute Name​

 

Tag​

Values​

>Multi-energy Detector Type​

 

(0018,9372)​

INTEGRATING​

Table JJJJ.5.2.1-5. Multi-energy CT Path Macro Attributes​

Attribute Name​

Tag​

Values​

Multi-energy CT Path Sequence​

 

(0018,9379)​

 

ITEM 1​

 

 

 

>Multi-energy CT Path Index​

 

(0018,937A)​

1​

>X-Ray Source Index​

 

(0018,9366)​

1​

>X-Ray Detector Index​

 

(0018,9370)​

1​

ITEM 2​

 

 

 

>Multi-energy CT Path Index​

 

(0018,937A)​

2​

>X-Ray Source Index​

 

(0018,9366)​

2​

>X-Ray Detector Index​

 

(0018,9370)​

1​

Table JJJJ.5.2.1-6. CT Exposure Macro Attributes​

Attribute Name​

 

Tag​

Values​

CT Exposure Sequence​

 

(0018,9321)​

 

ITEM 1​

 

 

 

>Referenced X-Ray Source Index​

 

(0018,9377)​

1\2​

>Exposure Time in ms​

 

(0018,9328)​

500​

>X-Ray Tube Current in mA​

 

(0018,9330)​

300​

>Exposure in mAs​

 

(0018,9332)​

150​

>Exposure Modulation Type​

 

(0018,9323)​

NONE​

>CTDIvol​

 

(0018,9345)​

10​

Table JJJJ.5.2.1-7. CT X-Ray Details Sequence Macro Attributes​

Attribute Name​

 

Tag​

Values​

CT X-Ray Details Sequence​

 

(0018,9325)​

 

ITEM 1​

 

 

 

>Referenced Path Index​

 

(0018,9378)​

1​

>KVP​

 

(0018,0060)​

80​

>Focal Spot(s)​

 

(0018,1190)​

0.5\0.5​

>Filter Type​

 

(0018,1160)​

NONE​

ITEM 2​

 

 

 

>Referenced Path Index​

 

(0018,9378)​

2​

>KVP​

 

(0018,0060)​

140​

>Focal Spot(s)​

 

(0018,1190)​

0.5\0.5​

>Filter Type​

 

(0018,1160)​

NONE​

- Standard -​

Источник: https://studfile.net/preview/14585770/

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