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26 Cards in this Set

  • Front
  • Back

Age does not equal....

cognitive impairment

Changes in cognitive ability should be...

aggressively assessed and treated

Abrupt-onset confusion state involving:


•Disturbance of consciousness


•Change in cognition


•Develops over a short period


•Fluctuates during the day


•Always secondary to another condition•Complete recovery can occurn

Delirium (Acute Confusion)

•Intoxications/withdrawals


Infections


Metabolic disorders—fluid& electrolyte imbalances, hypoxia, hypo/hyperglycemia


Drugs—CNSdepressants, digitalis, lithium, steroids, benzodiazepines


Neurologicaldiseases—headtrauma, seizures


Cancer—primary or metastatic lesions


Psychosocialstressors—sensorydeprivation/overload, relocation, pain, immobility, sleep deprivation

Causes of delirium

Causes of delirium?

Drugs


Environment


Low O2


Infection


Intracranial (tumor)


Under hydration


Metabolic


Sleep deprivation

Specific for delirium


•Takes less than 5 minutes.


•Very helpful in noting change in cognition.


•Delay in Treatment can have serious consequences.

CAM tool (Confusion Assessment Method)

CAM tool




Feature 1 & feature 2 must be present as well as....

Feature 3 or 4.

RASS (Richmond Agitation-Sedation Scale) score identifies if patient is

sedated or agitated

Dementia is a _________ confusion. It is the __________ loss of function. Majority of which is irreversible. Most common cause is ___________ disease.

Chronic




Progressive




Alzheimer's

Brain damage caused by multiple strokes.





Vascular dementia

abnormal deposits of a protein called alpha-synuclein in the brain. These deposits, called Lewy bodies, affect chemicals in the brain whose changes, in turn, can lead to problems with thinking, movement, behavior, and mood.

Lui Body dementia


a group of disorders caused by progressive nerve cell loss in the brain's frontal lobes (the areas behind your forehead) or its temporal lobes (the regions behind your ears).

Frontal temporal dementia

The disease process is associated with plaques and tangles in the brain.

Alzheimer's

Alzheimer's

(mild)—forgetfulness; possible depression

Stage 1

(moderate)—




Confusion


Memory gaps


Self-care gaps


Apraxia (motor function)


Labile (easily altered) mood.

Stage 2

(moderate to severe)—




Can't identify objects/people


Agnosia (sensory perception)


Apraxia (Motor function)

Stage 3

(late)—end-stage:




Agraphia (writing)


Hyperorality (combo pica or overeating)


Hypermetamorphosis (touching everything)

Stage 4

Over time experiences difficulty remembering words




Loss of language ability

Anomia




Aphasia

Cardinal symptoms

–Anomia (Name recall)


–Aphasia (Speak)


–Apraxia (Purposeful Action)


–Agnosia (Interpret sensations)

Defensive behaviors

–Denial


–Perserverationv (repetition of a particular response)


–Avoidance of questions


–Confabulation (fabricated stories without the conscious intention to deceive)

Diagnosis is based on...

history of symptoms.


(lab tests + imaging)

Cholinesterase inhibitors




(↑acetylcholine to slow progression)

–donepezil




–rivastigmine




–galantamine

NMDA receptor antagonist




(↓effectsof glutamate, CNS excitation)

–Memantine

SSRI’s for depression

–paroxetine




–sertraline

Sleep aids and antipsychotics are used ___________ with patients who have dementia.

sparingly

Never say “No” or “You can’t”



___________ may cause agitation – depends on stage of disease

Orientation