411 REFERENCE · Wiktionary
A&O assessment
Reference material by Wiktionary contributors. This retains its source identity and is not 411 news reporting.
English
Etymology
An abbreviation of alert and oriented (A&O) + assessment.
Noun
noun
en medicine A medical assessment used to evaluate a person's alertness and mental status, incorporating open-ended questions that assess a person's memory and thinking abilities; more detailed than the AVPU scale.
en alert and oriented
Usage notes
The term is most commonly used in emergency situations and when assessing dementia patients.
Further reading
2025. Heerema, Esther. "What 'Alert and Oriented' Means in Emergency and Dementia Care" verywellhealth.com.
en Medicine