This Part of the DICOM Standard specifies the set of Information Object Definitions (IODs) that provide an abstract definition of real-world objects applicable to communication of digital medical information. For each IOD, this Part specifies:
any necessary information for the semantic description of the IOD
relationships to associated real-world objects relevant to the IOD
Attributes that describe the characteristics of the IOD
For each IOD, this Part does not specify:
the nature of any Service Class Definition intended to reference the IOD
the nature of any interactions that result in the usage of the IOD
This Part is related to other parts of the DICOM Standard in that:
PS3.4 Service Class Specifications, specifies application level services by grouping DIMSE services with IODs as defined in this Part;
PS3.5 Data Structure and Semantics, defines the data encoding used in the DIMSE Protocol when applied to IODs defined in this Part;
PS3.6 Data Dictionary, contains an index by Tag of all IOD Attributes defined in this Part. This index includes the Value Representation and Value Multiplicity for each Attribute;
PS3.7 Message Exchange Protocol, defines the DIMSE Services and Protocol that may be applied to IODs defined in this Part.