Chapter 22

Question 1

What is Organic brain syndrome?

Answer 1

temporary or permanent dysfunction of the brain caused by a disturbance in the physical or physiologic functioning of brain tissue.
Causes of organic brain syndrome include:
Sudden illness
Traumatic brain injury
Seizure disorders
Drug and alcohol abuse, overdose, or withdrawal
Diseases of the brain, such as Alzheimer dementia or meningitis

Question 2

What can cause Altered mental status?

Answer 2

physiologic issue such as hypoglycemia, hypoxia, impaired cerebral blood flow, and/or hyperthermia or hypothermia.
In the absence of a physiologic cause, altered mental status may be an indicator of a psychiatric disorder such as bipolar disorder.

Question 3

two basic categories of diagnosis that a physician will use?

Answer 3

The two basic categories of diagnosis that a physician will use are:
Organic (physical)
Functional (psychologic)

Question 4

What is a functional disorder?

Answer 4

A functional disorder is a physiologic disorder that impairs bodily function when the body seems to be structurally normal.

Question 5

What is Psychosis ?

Answer 5

Psychosis is a state of delusion in which the person is out of touch with reality.

Question 6

What is Excited delirium?

Answer 6

Excited delirium is also known as agitated delirium or exhaustive mania.
Delirium is a condition of impairment in cognitive function that can present with disorientation, hallucinations, or delusions.
Agitation is a behavior characterized by restless and irregular physical activity.