Delirium is named to that slight change in mental state in hours or days. Delirium is different from dementia, dementia refers to a gradual change in mental state that can occur in years. Both affect attention, consciousness, memory, and cognition.
Patients with delirium when having a conversation may distract easily, do not understand anything you are talking about and seem confused. In some cases, they might tend to have hallucinations or even fear and a mix of emotions. Dementia symptoms are mostly alike the difference is that in delirium this might fluctuate during the day or stages with no emotions at all.
Doctors have trouble detecting whether the patient has delirium or dementia and some patients may even have both at the same time. Watch the video and learn more interesting facts about this two mental disorders.