LOINCActiveOrder

LOINC Code 45990-9: Indicators of delirium - periodic disorded thinking or awareness Set

45990-9 is a LOINC code used to identify Indicators of delirium - periodic disorded thinking or awareness Set in laboratory and clinical observation data. You may see this code in lab systems, lab reports, EHR exports, interoperability feeds, or other structured clinical data exchanges. LOINC codes identify tests, measurements, observations, survey items, and clinical questions in a standardized way. It is associated with the component Indicators of delirium - periodic disorded thinking or awareness. It is commonly used with the system or sample type ^Patient.

Reviewed by HealthAssure Clinical TeamUpdated 21 May 2026

What is this code?

LOINC codes identify tests, measurements, observations, survey items, and clinical questions in a standardized way. It is associated with the component Indicators of delirium - periodic disorded thinking or awareness. It is commonly used with the system or sample type ^Patient.

When is it used?

  • Used in lab systems, EHRs, and clinical data exchange.
  • May identify a test, observation, survey item, or clinical document request rather than a diagnosis.
  • Status: ACTIVE
  • Order vs observation: Order
  • Panel type: Organizer

What it does not mean

  • The code identifies the observation or test, not the actual result.

Key facts

Indicators of delirium - periodic disorded thinking or awareness Set
Indicators of delirium - periodic disorded thinking or awareness
(Code for behavior in the last 7 days.) [NoteAccurate assessment requires conversations with staff and family who have direct knowledge of resident's behavior over this time].
Indicator; Pan; Panel; Panl; Pnl; Point in time; Random; Survey; SURVEY.MDS

Where you may see this code

You may see this code in lab systems, lab reports, EHR exports, interoperability feeds, or other structured clinical data exchanges.

Common synonyms

Indicators of delirium - periodic disorded thinking or awareness SetIndicators of delirium - periodic disorded thinking or awarenessPANEL.SURVEY.MDS-Pt^PatientSet

Frequently asked questions

Code details

Code45990-9
SystemLOINC
Display nameIndicators of delirium - periodic disorded thinking or awareness Set
DescriptionIndicators of delirium - periodic disorded thinking or awareness
ComponentIndicators of delirium - periodic disorded thinking or awareness
Property-
TimingPt
System (specimen)^Patient
ScaleSet
ClassPANEL.SURVEY.MDS
StatusACTIVE
Order/ObservationOrder

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.17
Last changed2.52

Part names

Indicators of delirium - periodic disorded thinking or awareness-Pt^PatientSetPoint in time (spot)

About this content

This page is prepared by HealthAssure's clinical team using official coding standards from LOINC. AI tools assist with drafting explanations, which are then reviewed and verified by healthcare professionals for accuracy. This content is for informational purposes and does not replace professional medical advice. Meet our team.

LOINC Code 45990-9 | HealthAssure