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Gero chapter 21
Exam 3
39
Nursing
Undergraduate 2
08/28/2017

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Term
Three D's of cognitive impairment
Definition
Dementia, delirium, depression.
Term
Delirium
Definition
An acutely disturbed state of mind that occurs in fever, intoxication, and other disorders and is characterized by restlessness, illusions, and incoherence of thought and speech.
It is a medical emergency.
Term
At what point in the day should a cognitive assessment NOT be conducted on a senior patient?
Definition
Cognitive assessments should not be conducted immediately upon awakening from sleep, or immediately before and after meals or medical diagnostic and therapeutic procedures.
Term
What are the four delirium prevention "cornerstones?"
Definition
Identification of high-risk patients
Identification of risk factors
Prompt and appropriate assessments
Continued sureillance
Term
Most predictive risk factors for delirium
Definition
Immobility
Functional deficits
use of restraints or catheters
Medications
Acute illness/Infections
Alcohol or drug abuse
Malnutrition/dehydration
Term
Hypoactive delirium
Definition
Quiet or pleasantly confused
Reduced activity
Lack of facial expression
Term
Hyperactive delirium
Definition
Excessive alertness
Hallucinations, delusions
Aggressive behavior
Increased psychomotor activity
Term
Mixed delirium
Definition
Unpredictable fluctuations between hypoactive and hyperactive delirium.
Term
Precipitating factors for delirium
Definition
A total number of medications >6
Infection
Hypoxemia
Dehydration
Electrolyte imbalances
Term
Three tools used to assess patients for delirium
Definition
MMSE-2, Confusion Assessment Method (CAM), and NEECHAM confusion scale
Term
How often is reassessment done upon identifying that a patient is delirious?
Definition
Every shift.
Term
What is the HELP program?
Definition
Hospital Elder Life Program. Focuses on managing six risk factors for delirium: Cognitive impairment
sleep deprivation
immobility
visual impairments
hearing impairments
dehydration
Term
When are pharmacological interventions necessary in treatment of delirious patients?
Definition
When patients are in danger of harming themselves or others, or if nonpharmacological interventions are not effective.
Term
What is the most common form of dementia?
Definition
Alzheimer's disease (50-70% of all dementias)
Is also the sixth leading cause of death in the US
Term
Dementia
Definition
a chronic or persistent disorder of the mental processes caused by brain disease or injury and marked by memory disorders, personality changes, and impaired reasoning.
Term
Two types of AD
Definition
Early-onset dementia
Late-onset dementa
Term
Early-onset dementia
Definition
Rare form of AD (5% of all AD cases)
Develops between 30 and 60
Results from gene mutation on chromosomes 21, 14, and 1
Offspring in the same generation have a 50/50 chance of developing early-onset dementia in one of the parents has it.
Term
Late-onset dementia
Definition
Accounts for most cases (95%)
Is not genetically inherited
Term
Protective factors against Alzheimer's disease
Definition
Higher education
Regular exercise
Healthy diet
Intellectually challenging leisure activity
Active socially integrated lifestyle
Term
Risk factors for Alzheimer's disease
Definition
Age >60
Female
Family history
Depression
High fat and cholesterol diet
Smoking
Diabetes mellitus
Hypertension
Head trauma
Obesity
Term
Three stages of Alzheimer's disease
Definition
Preclinical
Mild cognitive impairment (MCI)
Alzheimer's dementia
Term
Stage 1: Preclinical Alzheimer's
Definition
Patient has measurable changes in the brain, cerebrospinal fluid, blood markers
Has not yet developed symptoms (e.g. memory loss)
Term
Stage 2: Mild Cognitive Impairment Alzheimer's
Definition
Memory problems are enough to be noticed and measured but do not compromise the patients function.
There is evidence of change in cognition.
May or may not progress to AD.
Term
Stage 3: Alzheimer's dementia
Definition
Memory loss
Word finding difficulty
vision/spatial issues
Impaired reasoning/judgement
Term
Which race has the highest and second highest occurrence of AD?
Definition
African American (2 times as likely as white)
Hispanic (1.5 times as likely as white)
Possible due to a higher incidence of hypertension and diabetes in these populations.
Term
Active management of AD includes 5 categories. What are they?
Definition
1) Appropriate use of available treatment options
2) Effective management of coexisting conditions
3) Coordination of care among medical providers
4) Participation in activities and adult day programs
5) Taking part in support groups
Term
How often is assessment/reassessment done on a AD patient?
Definition
Every six months after diagnosis or every time there is a change in behavior or increase in the rate of decline.
Term
What seven items does the assessment of a AD patient include?
Definition
Daily functioning
Cognitive status
Comorbidities
Behavioral symptoms
Medications
Living arrangements
Safety
Term
What is the first line drug therapy for mild to moderate AD, as well as MCI and vascular dementia, and what are the three drugs?
Definition
Cholinesterase inhibitor therapy
Currently available CIs are Donepezil, Galantamine, and Rivastigmine.
Term
Most common side effects with cholinesterase inhibitors and how are they discontinued?
Definition
Nausea and diarrhea
Slowly to prevent rapid decompensation
Term
What is the goal of medication therapy related to AD?
Definition
Therapy is directed towards the symptoms and intended to slow, not reverse, cognitive decline.
Term
What are the general nursing interventions in care of Patients with dementia?
Definition
-Safety
-Maximizing remaining abilities
-Monitoring impact of dementia on other medical conditions
-Support advance care planning and advanced directives
-Education of caregivers on problem solving, resources access, emotional support, respite, long range planning.
Term
Define reality orientation
Definition
Orienting the person to the day, date, time year, weather, upcoming holidays.
Term
Four strategies used in communication with cognitively impaired patients
Definition
Simplification strategies
-Give one-step directions
-speak slowly
Facilitation strategies
-Speak as if to an equal
-Share self
Comprehension strategies
-Identify time confusion
-Find the theme
Supportive strategies
-Introduce self, explain why you're there
-Sit closely, face person at eye level
-limit corrections
Term
Define validation therapy
Definition
Following the persons lead and responding to feelings expressed rather than interrupting to supply factual data.
Term
What are the Behavior and Psychological Symptoms of Dementia (BPSD)
Definition
Symptoms of disturbed perception, thought content, mood, and behavior.
E.G. anxiety, depression, hallucinations, delusions, aggression, screaming, restlessness, agitation, resistance to care.
Often precipitate institutionalization.
Term
What is the Progressively Lowered Stress Threshold Model (PLST) and the five stressors that can trigger symptoms?
Definition
Symptoms such as agitation are a result of a progressive loss of the person's ability to cope with demands and stimuli when the person's stress threshold is exceeded.
Fatigue, Change of environment, inappropriate stimulus level, demands to perform beyond abilities, physical stressors (e.g. pain).
Term
What is the Need Driven Dementia-compromised Behavior Model (NDDB)
Definition
Behavior carries a message of need that can be addressed appropriately if the person's history, habits, physiological status, and physical and social environment are carefully evaluated. Rather than behavior being viewed as disruptive, it is viewed as having meaning and expressing needs.
Term
When are pharmacological interventions appropriate to consider for demented patients?
Definition
When there has been a comprehensive assessment of reversible causes of behavior
the person presents a danger to self or others
nonpharmacological interventions have not been effective
risk/benefit profiles of the meds have been considered.
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