DICOM PS3.3 2024c - Information Object Definitions

C.34.5 Patient Specification Module

Table C.34.5-1 specifies the Attributes of the Patient Specification Module, which describes patient characteristics for which a Protocol may be considered applicable.

Table C.34.5-1. Patient Specification Module Attributes

Attribute Name



Attribute Description

Patient Specification Sequence



Constraints on the characteristics of patients to which the protocol is applicable.

One or more Items shall be included in this Sequence.

>Include Table 10.25-1 “Attribute Value Constraint Macro Attributes”

Only Attributes defined in the Section C.7.1.1 Patient Module or the Section C.7.2.2 Patient Study Module may be specified as Selector Attributes.

See Section C.34.9.3.

The same Attribute shall not be constrained in more than one Item in this Sequence.


Since these constraints are being placed on the Attributes that will appear in the Patient Module or the Patient Study Module of the resulting Instances, the Patient Specification Sequence will not appear in the Selector Sequence Pointer (0072,0052).

Attributes that might commonly be specified in this Sequence include:

DICOM PS3.3 2024c - Information Object Definitions