Understanding Delirium

What is delirium primarily considered as?

• A standalone disease

• A temporary neurological disorder

• A permanent cognitive impairment

• A psychological condition

Which of the following is NOT a common cause of delirium?

• Metabolic disturbances

• Drug reactions

• Infections

• Excessive exercise

What is ICU delirium primarily associated with?

• Lack of social interaction

• Hospitalization in unfamiliar environments

• Excessive physical activity

• Overconsumption of caffeine

Which symptom is NOT typically associated with delirium?

• Fluctuating alertness

• Hallucinations

• Disorganized thinking

• Consistent focus

What neurotransmitter is commonly decreased in delirium?

• Norepinephrine

• Acetylcholine

• Serotonin

• Dopamine

High levels of which neurotransmitter are linked to hyperactive delirium symptoms?

• Acetylcholine

• Serotonin

• Dopamine

• GABA

Which hormone's elevated levels are thought to contribute to cognitive impairment in delirium?

• Insulin

• Cortisol

• Adrenaline

• Melatonin

What structural brain change is associated with delirium?

• White matter lesions

• Thicker blood-brain barrier

• Enhanced synaptic connections

• Increased gray matter

What is a common effect of disrupted brain connectivity in delirium?

• Fluctuating symptoms

• Consistent cognitive performance

• Improved memory

• Stable mood

Which of the following is NOT a factor in the development of delirium?

• Metabolic disturbances

• Regular physical exercise

• Pre-existing neurological conditions

• Environmental stressors