LOINCActive

LOINC Code 71945-0: Ascertain Dementia 8 [AD8]

71945-0 is a LOINC code used to identify Ascertain Dementia 8 [AD8] 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 Ascertain dementia 8. 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 Ascertain dementia 8. 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
  • Panel type: Panel
  • Method: AD8

What it does not mean

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

Key facts

  • Ascertain Dementia 8 [AD8]
  • Ascertain dementia 8
  • Washington University researchers developed the two-minute "Ascertain Dementia 8" (AD8) eight-question screen to test for the probablility of a person having a dementia such as Alzheimer's. The AD8 Test relies on a friend or family member who knows the person well, known as an informant, to evaluate whether cognitive changes have caused the individual to have difficulties in performing everyday activities
  • AD8; AD8 Dementia Screening Interview; Pan; Panel; PANEL.SURVEY.MTLHLTH; Panl; Pnl; Point in time; Random; Survey; SURVEY.MTLHLTH

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

Ascertain Dementia 8 [AD8]Ascertain dementia 8PANEL.SURVEY.MTLHLTH-Pt^PatientAD8

Frequently asked questions

Code details

Code71945-0
SystemLOINC
Display nameAscertain Dementia 8 [AD8]
DescriptionAscertain dementia 8
ComponentAscertain dementia 8
Property-
TimingPt
System (specimen)^Patient
Scale-
MethodAD8
ClassPANEL.SURVEY.MTLHLTH
StatusACTIVE

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.40
Last changed2.52

Part names

Ascertain dementia 8-Pt^PatientAD8Point in time (spot)AD8 Dementia Screening Interview

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 71945-0 | HealthAssure