This code system http://hl7.org/fhir/v2/0485 defines the following codes:

CodeDisplayComments
AASAPFill after S orders
CCallback
PPreop
PRNAs needed
RRoutineDefault
SStatWith highest priority
TTiming criticalA request implying that it is critical to come as close as possible to the requested time, e.g. for a trough anti-microbial level.
TD<integer>Timing critical within <integer> days.Timing critical within <integer> days.
TH<integer>Timing critical within <integer> hours.Timing critical within <integer> hours.
TL<integer>Timing critical within <integer> months.Timing critical within <integer> months.
TM<integer>Timing critical within <integer> minutes.Timing critical within <integer> minutes.
TS<integer>Timing critical within <integer> seconds.Timing critical within <integer> seconds.
TW<integer>Timing critical within <integer> weeks.Timing critical within <integer> weeks.

Additional Language Displays

CodeNederlands (Dutch, nl)
AZo spoedig mogelijk
CTerugbellen
PPre-op
PRNZoals noodzakelijk
RRoutine
SSTAT
TTiming kritiek
TD<integer>Timing kritiek binnen <integer> dagen.
TH<integer>Timing kritiek binnen <integer> uur.
TL<integer>Timing kritiek binnen <integer> maanden.
TM<integer>Timing kritiek binnen <integer> minuten.
TS<integer>Timing kritiek binnen <integer> seconden.
TW<integer>Timing kritiek binnen <integer> weken.