A.35.4 Key Object Selection Document Information Object Definition

A.35.4.1 Key Object Selection Document Information Object Description

The Key Object Selection Document IOD is intended for flagging one or more significant images, waveforms, or other composite SOP Instances.

A.35.4.2 Key Object Selection Document IOD Entity-Relationship Model

The E-R Model in Section A.1.2 of this Part applies to the Key Object Selection Document IOD. Table A.35.1-1 specifies the Modules of the Key Object Selection Document IOD.

A.35.4.3 Key Object Selection Document IOD Module Table

Table A.35.4-1 specifies the Modules of the Key Object Selection Document IOD.

Table A.35.4-1KEY OBJECT SELECTION DOCUMENT IOD MODULES

IE Module Reference Usage
Patient Patient C.7.1.1 M
Clinical Trial Subject C.7.1.3 U
Study General Study C.7.2.1 M
Patient Study C.7.2.2 U
Clinical Trial Study C.7.2.3 U
Series Key Object Document Series C.17.6.1 M
Clinical Trial Series C.7.3.2 U
Equipment General Equipment C.7.5.1 M
Document Key Object Document C.17.6.2 M
SR Document Content C.17.3 M
SOP Common C.12.1 M

Note: The Specimen Identification Module was previously included in this IOD but has been retired. See PS 3.3-2008.

A.35.4.3.1 Key Object Selection Document IOD Content Constraints

A.35.4.3.1.1 Value Type

Value Type (0040,A040) in the Content Sequence (0040,A730) of the SR Document Content Module is constrained to the following Enumerated Values (see Table C.17.3-7 for Value Type definitions):

TEXT

CODE

UIDREF

PNAME

IMAGE

WAVEFORM

COMPOSITE

CONTAINER

A.35.4.3.1.2 Relationship Constraints

Relationships between Content Items in the content of this IOD shall be conveyed in the by-value mode. See Table C.17.3-8 for Relationship Type definitions.

Note: Relationships by-reference are forbidden. Therefore, Referenced Content Item Identifier (0040,DB73) is not present in any of the Content Items within the SR Document Content Module.

Table A.35.4-2 specifies the relationship constraints of this IOD.

Table A.35.4-2RELATIONSHIP CONTENT CONSTRAINTS FOR KEY OBJECT SELECTION DOCUMENT IOD

Source Value Type Relationship Type (Enumerated Values) Target Value Type
CONTAINER CONTAINS TEXT, IMAGE, WAVEFORM, COMPOSITE
CONTAINER HAS OBS CONTEXT TEXT, CODE, UIDREF, PNAME
CONTAINER HAS CONCEPT MOD CODE

A.35.4.3.1.3 Template Constraints

The document shall be constructed from TID 2010 Key Object Selection invoked at the root node.