DICOM PS3.17 2021d - Explanatory Information

AAAA.2.2 Scantech Industries (Current)
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### AAAA.2.2 Scantech Industries

The first part of this example is shown above in Table AAAA.2-1.

Table AAAA.2-2. Routine Adult Head - Details - Scantech

Attribute | Tag | Value
--- | --- | ---
Model Specification Sequence | (0018,9912) |
>Manufacturer | (0008,0070) | Scantech
>Manufacturer's Related Model Group | (0008,0222) | Scanomatic
>Software Versions | (0018,1020) | VCT34
Patient Specification Sequence | (0018,9911) |
>See Table AAAA.2-2a “Patient Specification”
Acquisition Protocol Element Specification Sequence | (0018,991F) |
>Protocol Element Number | (0018,9921) | 1
>Parameters Specification Sequence | (0018,9913) |
>>See Table AAAA.2-2b “First Acquisition Protocol Element Specification”
>Protocol Element Number | (0018,9921) | 2
>Parameters Specification Sequence | (0018,9913) |
>>See Table AAAA.2-2c “Second Acquisition Protocol Element Specification”
Reconstruction Protocol Element Specification Sequence | (0018,9933) |
>Protocol Element Number | (0018,9921) | 1
>Parameters Specification Sequence | (0018,9913) |
>>See Table AAAA.2-2d “First Reconstruction Protocol Element Specification”
Private Data Element Characteristics Sequence | (0008,0300) |
>Private Group Reference | (0008,0301) | 0x0021
>Private Creator Reference | (0008,0302) | "SCANTECH PRIVATE CT ELEMENTS"
>Private Data Element Definition Sequence | (0008,0310) |
>>Private Data Element | (0008,0308) | 0099
>>Private Data Element Value Multiplicity | (0008,0309) | 1
>>Private Data Element Value Representation | (0008,030A) | DS
>>Private Data Element Keyword | (0008,030D) | mAsQualityPoint
>>Private Data Element Name | (0008,030C) | mAs Quality Point
>>Private Data Element Description | (0008,030E) | mAs Quality Point is a parameter for the proprietary tube current modulation algorithm.
>Block Identifying Information Status | (0008,0303) | SAFE

The following tables reflect the semantic contents of constraint sequences but not the actual structure of the IOD. The centered rows in italics clarify the context of the constrained Attributes that follow by indicating which sequence in the performed module contains the constrained Attribute (as specified in the Selector Sequence Pointer).

Table AAAA.2-2a. Patient Specification

Attribute | Selector Attribute | Selector Value Number | Selector Sequence Pointer | Selector Sequence Pointer Items | Constraint Type | Constraint Value
--- | --- | --- | --- | --- | --- | ---
Patient's Age | (0010,1010) | 1 | absent | absent | GREATER_THAN | "16Y"

Table AAAA.2-2b. First Acquisition Protocol Element Specification

Attribute | Selector Attribute | Selector Value Number | Selector Sequence Pointer | Selector Sequence Pointer Items | Constraint Type | Constraint Value
--- | --- | --- | --- | --- | --- | ---
Acquisition Protocol Element Sequence (0018,9920)
Protocol Element Name | (0018,9922) | 1 | (0018,9920) | 1 | EQUAL | Localizer: Lateral
Acquisition Type | (0018,9302) | 1 | (0018,9920) | 1 | EQUAL | CONSTANT_ANGLE
Tube Angle | (0018,9303) | 1 | (0018,9920) | 1 | EQUAL | 90
Constant Volume Flag | (0018,9333) | 1 | (0018,9920) | 1 | EQUAL | NO
Fluoroscopy Flag | (0018,9334) | 1 | (0018,9920) | 1 | EQUAL | NO
Acquisition Motion | (0018,9930) | 1 | (0018,9920) | 1 | EQUAL | FORWARD
>Acquisition Start Location Sequence (0018,9931)
Reference Location Label | (0018,9900) | 1 | (0018,9920), (0018,9931) | 1\1 | EQUAL | "Top of Skull"
Reference Basis Code Sequence | (0018,9902) | 1 | (0018,9920), (0018,9931) | 1\1 | EQUAL | (89546000, SCT, "Skull")
Reference Geometry Code Sequence | (0018,9903) | 1 | (0018,9920), (0018,9931) | 1\1 | EQUAL | (128120, DCM, "Plane through Superior Extent")
>Acquisition End Location Sequence (0018,9932)
Reference Location Label | (0018,9900) | 1 | (0018,9920), (0018,9932) | 1\1 | EQUAL | "256mm Inferior"
Reference Basis Code Sequence | (0018,9902) | 1 | (0018,9920), (0018,9932) | 1\1 | EQUAL | (89546000, SCT, "Skull")
Reference Geometry Code Sequence | (0018,9903) | 1 | (0018,9920), (0018,9932) | 1\1 | EQUAL | (128120, DCM, "Plane through Superior Extent")
Offset Distance | (0018,9904) | 1 | (0018,9920), (0018,9932) | 1\1 | EQUAL | 256
Offset Direction | (0018,9905) | 1 | (0018,9920), (0018,9932) | 1\1 | EQUAL | INFERIOR
>CT X-Ray Details Sequence (0018,9940) - First Beam
Beam Number | (300A,00C0) | 1 | (0018,9920), (0018,9940) | 1\1 | EQUAL | 1
KVP | (0018,0060) | 1 | (0018,9920), (0018,9940) | 1\1 | EQUAL | 120
X-ray Tube Current in mA | (0018,9330) | 1 | (0018,9920), (0018,9940) | 1\1 | EQUAL | 50

Table AAAA.2-2c. Second Acquisition Protocol Element Specification

Attribute | Selector Attribute | Selector Value Number | Selector Sequence Pointer | Selector Sequence Pointer Items | Constraint Type | Constraint Value
--- | --- | --- | --- | --- | --- | ---
Acquisition Protocol Element Sequence (0018,9920)
Protocol Element Name | (0018,9922) | 1 | (0018,9920) | 2 | EQUAL | Helical
Acquisition Type | (0018,9302) | 1 | (0018,9920) | 2 | EQUAL | SPIRAL
Constant Volume Flag | (0018,9333) | 1 | (0018,9920) | 2 | EQUAL | NO
Fluoroscopy Flag | (0018,9334) | 1 | (0018,9920) | 2 | EQUAL | NO
Revolution Time | (0018,9305) | 1 | (0018,9920) | 2 | EQUAL | 1.0
Single Collimation Width | (0018,9306) | 1 | (0018,9920) | 2 | EQUAL | 0.6
Total Collimation Width | (0018,9307) | 1 | (0018,9920) | 2 | EQUAL | 38.4
Table Speed | (0018,9309) | 1 | (0018,9920) | 2 | EQUAL | 21.12
Table Speed per Rotation | (0018,9310) | 1 | (0018,9920) | 2 | EQUAL | 21.12
Spiral Pitch Factor | (0018,9311) | 1 | (0018,9920) | 2 | EQUAL | 0.55
CTDIvol | (0018,9345) | 1 | (0018,9920) | 2 | EQUAL | 59.3
CTDI Phantom Type Code Sequence | (0018,9346) | 1 | (0018,9920) | 2 | EQUAL | (113690, DCM, "IEC Head Dosimetry Phantom")
CTDIvol Notification Trigger | (0018,9942) | 1 | (0018,9920) | 2 | EQUAL | 80
Acquisition Motion | (0018,9930) | 1 | (0018,9920) | 2 | EQUAL | FORWARD
>Acquisition Start Location Sequence (0018,9931)
Reference Location Label | (0018,9900) | 1 | (0018,9920), (0018,9931) | 2\1 | EQUAL | "C1 Lamina"
Reference Basis Code Sequence | (0018,9902) | 1 | (0018,9920), (0018,9931) | 2\1 | EQUAL | (14806007, SCT, "Atlas")
Reference Geometry Code Sequence | (0018,9903) | 1 | (0018,9920), (0018,9931) | 2\1 | EQUAL | (128120, DCM, "Plane through Superior Extent")
>Acquisition End Location Sequence (0018,9932)
Reference Location Label | (0018,9900) | 1 | (0018,9920), (0018,9932) | 2\1 | EQUAL | "Top of Skull"
Reference Basis Code Sequence | (0018,9902) | 1 | (0018,9920), (0018,9932) | 2\1 | EQUAL | (89546000, SCT, "Skull")
Reference Geometry Code Sequence | (0018,9903) | 1 | (0018,9920), (0018,9932) | 2\1 | EQUAL | (128120, DCM, "Plane through Superior Extent")
>CT X-Ray Details Sequence (0018,9940) - First Beam
Beam Number | (300A,00C0) | 1 | (0018,9920), (0018,9940) | 2\1 | EQUAL | 1
KVP | (0018,0060) | 1 | (0018,9920), (0018,9940) | 2\1 | EQUAL | 120
private tag | (0021,1099) | 1 | (0018,9920), (0018,9940) | 2\1 | EQUAL | 390
Exposure Modulation Type | (0018,9323) | 1 | (0018,9920), (0018,9940) | 2\1 | EQUAL | LONGITUDINAL
Data Collection Diameter | (0018,0090) | 1 | (0018,9920), (0018,9325) | 2\1 | EQUAL | 300
>CT X-Ray Details Sequence (0018,9325) - Second Beam
Beam Number | (300A,00C0) | 1 | (0018,9920), (0018,9325) | 2\2 | EQUAL | 2
KVP | (0018,0060) | 1 | (0018,9920), (0018,9325) | 2\2 | EQUAL | 120
private tag | (0021,1099) | 1 | (0018,9920), (0018,9325) | 2\2 | EQUAL | 390
Exposure Modulation Type | (0018,9323) | 1 | (0018,9920), (0018,9325) | 2\2 | EQUAL | LONGITUDINAL
Data Collection Diameter | (0018,0090) | 1 | (0018,9920), (0018,9325) | 2\2 | EQUAL | 300

Table AAAA.2-2d. First Reconstruction Protocol Element Specification

Attribute | Selector Attribute | Selector Value Number | Selector Sequence Pointer | Selector Sequence Pointer Items | Constraint Type | Constraint Value
--- | --- | --- | --- | --- | --- | ---
Reconstruction Protocol Element Sequence (yym8, m9x1)
Protocol Element Name | (0018,9922) | 1 | (0018,9934) | 1 | EQUAL | "Transverse Recon"
Content Qualification | (0018,9004) | 1 | (0018,9934) | 1 | EQUAL | PRODUCT
Requested Series Description | (0018,9937) | 1 | (0018,9934) | 1 | EQUAL | "Axial w/o"
Source Acquisition Protocol Element Number | (0018,9938) | 1 | (0018,9934) | 1 | EQUAL | 2
Source Acquisition Beam Number | (0018,9939) | 1 | (0018,9934) | 1 | EQUAL | "1\2"
Convolution Kernel | (0018,1210) | 1 | (0018,9934) | 1 | EQUAL | "C3p0"
Convolution Kernel Group | (0018,9316) | 1 | (0018,9934) | 1 | EQUAL | "BRAIN"
Rows | (0028,0010) | 1 | (0018,9934) | 1 | EQUAL | 512
Columns | (0028,0011) | 1 | (0018,9934) | 1 | EQUAL | 512
Slice Thickness | (0018,0050) | 1 | (0018,9934) | 1 | EQUAL | 5
Spacing Between Slices | (0018,0088) | 1 | (0018,9934) | 1 | EQUAL | 5
>Reconstruction Start Location Sequence (0018,993B)
Reference Location Label | (0018,9900) | 1 | (0018,9934), (0018,993B) | 1\1 | EQUAL | "Top of Frontal Sinus"
Reference Basis Code Sequence | (0018,9902) | 1 | (0018,9934), (0018,993B) | 1\1 | EQUAL | (55060009, SCT, "Frontal sinus")
Reference Geometry Code Sequence | (0018,9903) | 1 | (0018,9934), (0018,993B) | 1\1 | EQUAL | (128120, DCM, "Plane through Superior Extent")
>Reconstruction End Location Sequence (0018,993C)
Reference Location Label | (0018,9900) | 1 | (0018,9934), (0018,993C) | 1\1 | EQUAL | "Top of Skull"
Reference Basis Code Sequence | (0018,9902) | 1 | (0018,9934), (0018,993C) | 1\1 | EQUAL | (89546000, SCT, "Skull")
Reference Geometry Code Sequence | (0018,9903) | 1 | (0018,9934), (0018,993C) | 1\1 | EQUAL | (128120, DCM, "Plane through Superior Extent")

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DICOM PS3.17 2021d - Explanatory Information