3.1 DICOM Introduction and Overview Definition
This part of the standard makes use of the following term defined in PS3.1:
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Attribute
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See PS3.1.
3.2 DICOM Information Object Definition
This part of the standard makes use of the following term defined in PS3.3:
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Attribute Tag
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See PS3.3.
3.3 DICOM Data Structures and Encoding Definitions
This part of the standard makes use of the following terms defined in PS3.5:
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Data Element
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See PS3.5.
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Data Element Tag
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See PS3.5.
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Element Number
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See PS3.5.
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Group Number
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See PS3.5.
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Repeating Group
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See PS3.5.
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Retired Data Element
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See PS3.5.
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Standard Data Element
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See PS3.5.
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Value Multiplicity (VM)
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See PS3.5.
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Value Representation (VR)
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See PS3.5.
3.4 DICOM Data Dictionary
The following definition is commonly used in this Standard:
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Tag
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A unique identifier for an element of information composed of an ordered pair of numbers (a Group Number followed by an Element Number), which is used to identify Attributes and corresponding Data Elements.