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
FHIR
Infrastructure
Work
Group
| Maturity Level : N/A | Ballot Status : DSTU 2 |
The
base
definition
for
elements
defined
as
part
of
a
resource.
resource
definition.
Data
Type
elements
do
not
use
this
type.
For
instance,
Patient.contact
is
an
element
that
is
defined
as
part
of
the
patient
resource,
so
it
automatically
has
the
type
BackboneElement
.
Note
that
the
descendent
types
of
BackboneElement
are
all
declared
implicitly
as
part
of
the
definitions
of
the
resources.
Structure
| Name | Flags | Card. | Type |
Description
&
Constraints
|
|---|---|---|---|---|
|
Element | Base for elements defined inside a resource | ||
|
?! | 0..* | Extension | Extensions that cannot be ignored |
Documentation
for
this
format
| ||||
UML Diagram
XML Template
< <!-- from --> <</modifierExtension> </BackboneElement><[name] xmlns="http://hl7.org/fhir"><!-- from Element: extension --> <modifierExtension><!-- 0..* Extension Extensions that cannot be ignored --></modifierExtension> </[name]>
JSON Template
{
// from Element: extension
(Modifier Extensions - see JSON page)
}
Structure
| Name | Flags | Card. | Type |
Description
&
Constraints
|
|---|---|---|---|---|
|
Element | Base for elements defined inside a resource | ||
|
?! | 0..* | Extension | Extensions that cannot be ignored |
Documentation
for
this
format
| ||||
XML Template
< <!-- from --> <</modifierExtension> </BackboneElement><[name] xmlns="http://hl7.org/fhir"><!-- from Element: extension --> <modifierExtension><!-- 0..* Extension Extensions that cannot be ignored --></modifierExtension> </[name]>

This
table
lists
all
the
specializations
of
BackboneElement
that
are
defined,
and
the
path
at
which
they
are
defined.