Parent topic: 7.4. Working with metadataPrevious topic: 7.4.3.2. Legacy Code Map Reference SetsNext topic: Reference Set Descriptor Reference SetDraft Guidance Terminology Service RF2 Page reference:
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7.4.4. Reference Sets supporting advanced functionality

Some of the Reference Sets included as part of the SNOMED CT International Release support advanced uses and may not need to be implemented. In particular Reference Sets that provide information about other Reference Set can be valuable but are not essential provided the implementation fully supports all the Reference Sets required by its users.

7.4.4.1. Description Format Reference Set

The Description Format Reference Set provides information about the format of each of the Description types. This Reference Set is identified as 900000000000538005 | Description format reference set (foundation metadata concept) |.

The referencedComponentId of each member of the reference set refers to a Description type, represented by a subtype of the concept 900000000000446008 | Description type (core metadata concept) |. The descriptionFormat refers to one of the Concept enumeration values shown in Table 1. The descriptionLength indicates the longest permitted string for this Description type.

Table 1. Description format (foundation metadata concept) (900000000000539002)

Id

Term

Comment

900000000000540000

| Plain text (foundation metadata concept) |

Descriptions of this types linked to this format are in plain text. This applies fully specified names and synonyms.

900000000000541001

| Limited HyperText Markup Language (foundation metadata concept) |

Descriptions of this types linked to this format use a limited version of HTML markup.

900000000000542008

| Extensible HyperText Markup Language (foundation metadata concept) |

Descriptions of this types linked to this format may use the full scope of XHTML markup.

900000000000543003

| Darwin Information Typing Architecture (foundation metadata concept) |

Descriptions of this types linked to this format are represented as DITA topics using XML markup.


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