DSTU2

This page is part of the FHIR Specification (v0.0.82: (v1.0.2: DSTU 1). 2). The current version which supercedes this version is 5.0.0 . For a full list of available versions, see the Directory of published versions . Page versions: R4B R4 R3 R2

6.2.5 Resource Media - Formal Definitions Detailed Descriptions

Formal definitions Detailed Descriptions for the elements in the Media resource.

Media
Definition

A photo, video, or audio recording acquired or used in healthcare. The actual content may be inline or provided by direct reference.

Control 1..1
Invariants Defined on this element
Inv-1 mda-1 : Height can only be used for a photo or video (xpath: not(f:type/@value='audio') or not(f:height))
Inv-2 mda-2 : Width can only be used for a photo or video (xpath: not(f:type/@value='audio') or not(f:width))
Inv-3 mda-3 : Frames can only be used for a photo (xpath: (f:type/@value='photo') or not(f:frames))
Inv-4 mda-4 : Length Duration can only be used for an audio or a video (xpath: not(f:type/@value='photo') or not(f:length)) not(f:duration))
Media.type
Definition

Whether the media is a photo (still image), an audio recording, or a video recording.

Control 1..1
Binding MediaType: DigitalMediaType: Whether the Media is a photo, video, or audio (see http://hl7.org/fhir/media-type for values) ( Required )
Type code
Summary true
Media.subtype
Definition

Details of the type of the media - usually, how it was acquired (what type of device). If images sourced from a DICOM system, are wrapped in a Media resource, then this is the modality.

Control 0..1
Binding MediaSubtype: Media SubType: Detailed information about the type of the image - its kind, purpose, or the kind of equipment used to generate it ( See http://hl7.org/fhir/vs/media-subtype Example )
Type CodeableConcept
Summary true
Media.identifier
Definition

Identifiers associated with the image - these may include identifiers for the image itself, identifiers for the context of its collection (e.g. series ids) and context ids such as accession numbers or other workflow identifiers.

Note This is a business identifer, not a resource identifier (see discussion )
Control 0..*
Type Identifier
Summary true
Comments

The identifier label and use can be used to determine what kind of identifier it is.

Media.dateTime Definition When the media was originally recorded. For video and audio, if the length of the recording is not insignificant, this is the end of the recording. Control 0..1 Type dateTime Summary true Comments For an image including multiple frames, this is the start time. Media.subject
Definition

Who/What this Media is a record of.

Control 0..1
Type Resource Reference ( Patient | Practitioner | Group | Device | Specimen )
Summary true
Media.operator
Definition

The person who administered the collection of the image.

Control 0..1
Type Resource Reference ( Practitioner )
Summary true
Media.view
Definition

The name of the imaging view e.g e.g. Lateral or Antero-posterior (AP).

Control 0..1
Binding MediaView: ( Media Collection View/Projection: See http://hl7.org/fhir/vs/media-view Imaging view (projection) used when collecting an image ( Example )
Type CodeableConcept
Summary true
Media.deviceName
Definition

The name of the device / manufacturer of the device that was used to make the recording.

Control 0..1
Type string
Summary true
Media.height
Definition

Height of the image in pixels(photo/video). pixels (photo/video).

Control 0..1
Type integer positiveInt
Summary true
Invariants Affect this element
Inv-1 mda-1 : Height can only be used for a photo or video (xpath: not(f:type/@value='audio') or not(f:height))
Media.width
Definition

Width of the image in pixels (photo/video).

Control 0..1
Type integer positiveInt
Summary true
Invariants Affect this element
Inv-2 mda-2 : Width can only be used for a photo or video (xpath: not(f:type/@value='audio') or not(f:width))
Media.frames
Definition

The number of frames in a photo. This is used with a multi-page fax, or an imaging acquisition context that takes multiple slices in a single image, or an animated gif. If there is more than one frame, this SHALL have a value in order to alert interface software that a multi-frame capable rendering widget is required.

Control 0..1
Type integer positiveInt
Default Value 1
Summary true
Invariants Affect this element
Inv-3 mda-3 : Frames can only be used for a photo (xpath: (f:type/@value='photo') or not(f:frames))
Media.length Media.duration
Definition

The length duration of the recording in seconds - for audio and video.

Control 0..1
Type integer unsignedInt
Summary true
Invariants Affect this element
Inv-4 mda-4 : Length Duration can only be used for an audio or a video (xpath: not(f:type/@value='photo') or not(f:length)) not(f:duration))
Media.content
Definition

The actual content of the media - inline or by direct reference to the media source file.

Control 1..1
Type Attachment
Comments

Recommended content types: image/jpeg, image/png, image/tiff, video/mpeg, audio/mp4, application/dicom. Application/dicom can contain the transfer syntax as a parameter. For an media that covers a period of time (video/sound), the content.creationTime is the end time. Creation time is used for tracking, organizing versions and searching.

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