This
page
is
part
of
the
FHIR
Specification
(v4.3.0:
R4B
(v5.0.0-draft-final:
Final
QA
Preview
for
R5
-
STU
see
ballot
notes
).
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:
R5
R4B
R4
R3
R2
General
Extensions
for
use
by
FHIR
Implementers
A
set
of
general
extensions
defined
for
the
convenience
of
implementers
that
use
FHIR
resources
Content
Extensions
:
data-absent-reason
Data
Absent
Reason
:
Provides
a
reason
why
the
expected
value
or
elements
in
the
element
that
is
extended
are
missing.
bodySite
BodyStructure
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-value
Rendered
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.
geolocation
Geolocation
:
The
absolute
geographic
location
of
the
Location,
expressed
using
the
WGS84
datum
(This
is
the
same
co-ordinate
system
used
in
KML).
translation
Translation
:
Language
translation
from
base
language
of
resource
to
another
language.
tz-code
Timezone
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-offset
Timezone
Offset
:
Timezone
offset,
for
dates
where
timezone
is
not
allowed
as
part
of
the
base
date.
relative-date
Relative
Date
Criteria
:
Specifies
that
a
date
is
relative
to
some
event.
The
event
happens
[Duration]
after
[Event].
language
Human
Language
:
The
Human
Language
of
the
item.
originalText
Original
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
).
narrativeLink
Narrative
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
).
replaces
replaces
:
Indicates
a
resource
that
this
resource
is
replacing.
display
Display
Name
:
The
title
or
other
name
to
display
when
referencing
a
resource
by
canonical
URL.
variable
Variable
:
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.
ordinalValue
Ordinal
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.
designNote
Design
Note
:
Information
captured
by
the
author/maintainer
of
the
questionnaire
for
development
purposes,
not
intended
to
be
seen
by
users.
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