Medical providers divide altered mental status into three types: delirium, dementia, and psychosis: Delirium. Delirium is a change in mental function that often results in confusion and lack of ...

Altered mental status (AMS) is a broad term that describes unusual changes in a person’s emotional response, thinking, or behavior. People tend to be consistent in the way they think and behave. If ...

According to a cross-sectional study, altered mental status accounted for 3.1% of emergency department (ED) visits in the US, and the most common discharge diagnosis was nonspecific symptoms or signs ...