Release 5 Draft Ballot

This is the Continuous Integration Build of FHIR (will be incorrect/inconsistent at times).
See the Directory of published versions

General Extensions for use by FHIR Implementers

FHIR Infrastructure Work GroupMaturity Level: N/AStandards Status: Informative
A set of general extensions defined for the convenience of implementers that use FHIR resources


data-absent-reasonData Absent Reason :

Provides a reason why the expected value or elements in the element that is extended are missing.

bodySiteBodyStructure Reference :

Record details about the anatomical location of a specimen or body part. This resource may be used when a coded concept does not provide the necessary detail needed for the use case.

rendered-valueRendered Value :

Provides a rendered version of the value intended for human display. For example, a sensitive identifier (e.g. social security number) partially obscured by asterisks; a drivers licence number with dashes inserted; a date formatted as MMM dd, yyyy; etc.

geolocationGeolocation :

The absolute geographic location of the Location, expressed using the WGS84 datum (This is the same co-ordinate system used in KML).

translationTranslation :

Language translation from base language of resource to another language.

timezoneTimezone Code :

An IANA timezone code for the timezone offset per BCP 175. The offset is specified as part of a dateTime/instant (or using the tzOffset extension on a date if necessary). The timezone code may also be provided to allow for human display of the location associated with the offset.

tz-offsetTimezone Offset :

Timezone offset, for dates where timezone is not allowed as part of the base date.

relative-dateRelative Date Criteria :

Specifies that a date is relative to some event. The event happens [Duration] after [Event].

languageHuman Language :

The Human Language of the item.

originalTextOriginal Text :

A human language representation of the concept (resource/element) as seen/selected/uttered by the user who entered the data and/or which represents the full intended meaning of the user. This can be provided either directly as text, or as a url that is a reference to a portion of the narrative of a resource (DomainResource.text).

narrativeLinkNarrative Link :

A human language representation of the concept (resource/element), as a url that is a reference to a portion of the narrative of a resource (DomainResource.text).

replacesreplaces :

Indicates a resource that this resource is replacing.

displayDisplay Name :

The title or other name to display when referencing a resource by canonical URL.

variableVariable :

Variable specifying a logic to generate a variable for use in subsequent logic. The name of the variable will be added to FHIRPath's context when processing descendants of the element that contains this extension as well as extensions within the same element.

ordinalValueOrdinal Value :

A numeric value that allows the comparison (less than, greater than) or other numerical manipulation of a concept (e.g. Adding up components of a score). Scores are usually a whole number, but occasionally decimals are encountered in scores.

designNoteDesign Note :

Information captured by the author/maintainer of the questionnaire for development purposes, not intended to be seen by users.

largeValueLarge Value :

The value of an integer that exceeds the bounds of the base int type.