LOINC long common name : Ascertain Dementia 8 [AD8];
LOINC description : 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;