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Tuesday, August 20, 2013

NOTES VI - PSYCHIATRIC NURSING PART 3

 NOTES VI - PSYCHIATRIC NURSING PART 3

PSYCHIATRIC DISORDERS

ANXIETY DISORDERS

•  PANIC DISORDERS

•  SPECIFIC PHOBIA

•  SOCIAL PHOBIA

•  OCD

•  PTSD

•  ACUTE STRESS DISORDER

•  GENERALIZED ANXIETY DISORDER

PANIC ATTACKS

•   Discrete period of intense fear or discomfort in which at least 4 if the ff sx develop abruptly and peak within 10 mins:

–   Palpitations, pounding heart, or accelerated HR

–   Sweating

–   Trembling or shaking

–   Sensations of SOB and smothering

–   Feeling of choking

 

–   Chest pain or discomfort

–   Nausea or abd. Pain

–   Feeling dizzy, unsteady, lightheaded or faint

–   Derealization or depersonalization

–   Fear of losing control or going crazy

–   Fear of dying

–   Paresthesias

–   Chills or hot flashes

 

  SPECIFIC¨ PHOBIA © SOCIAL

•   Excessive and unreasonable cued by the presence or anticipation of a specific object or situation

•   Defense mech commonly used include repression and displacement

•   Fear of social performance situations in which the person is exposed to unfamiliar people or to possible scrutiny by others

OBSESSION     COMPULSION

•   Recurrent and persistent thoughts, impulses, or images are experienced during the disturbance as intrusive and inappropriate

•   Cause anxiety or distress

•   Px knows that these are just product of one’s own mind.

•   Px feels driven to perform repetitive  behaviors or mental acts in response to obsession or according to the rules that one deems must be applied rigidly.

•   Aimed at reducing anxiety

   OBSESSION       COMPULSION

•    Fear of dirt & germs

•    Fear of burglary or robbery

•    Worries about discarding something important

•    Concerns about contracting a serious illness

•    Worries that things must be symmetrical or matching

 

•    Excessive hand washing

•    Repeated checking of door and window locks

•    Counting and recounting of objects in everyday life

•    Hoarding of objects

•    Excessive straightening, ordering, or of arranging things

•    Repeating words or prayers silently

 

 

POST TRAUMATIC STRESS SYNDROME

•   Person has experienced, witnessed or been confronted with an event that involved actual or threatened death or serious injury, or a threat to physical integrity

•   Person reexperiences these in the mind

•   Involves intense fear, helplessness, or horror and numbing of general responsiveness (PSYCHIC NUMBING)

       ACUTE                      GENERALIZED   
    STRESS                        ANXIETY

•   Meets the criteria for exposure to a traumatic event and person experiences 3 of the ff sx:

–    sense of detachment,

–    reduced awareness of one’s surroundings,

–    derealization,

–    depersonalization,

–    dissociated amnesia

•   Excessive anxiety or worry, occurring in more days than not for at least 6 mos, about a number of events or activities

•   Finds it difficult to control the worry

 

MOOD/ AFFECTIVE DISORDERS

•   BIPOLAR D/O

–   BIPOLAR I: current or past experience of manic episode, lasting at least a week, that is severe enough to cause extreme impairment in social or occupational functioning.

• MANIA: hyperactivity

• DEPRESSED: extreme sadness or withdrawal

• MIXED

–   BIPOLAR II: hx of 1 or more mj depressive episodes & at least 1 hypomanic episode; no mania

 

•   MAJOR DEPRESSIVE D/O

–    @ least 5 sx of same 2- wk period with one being either depressed mood or loss of interest or pleasure.

–   Single episode or recurrent

–   Other sx: wt loss, insomnia, fatigue, recurrent thoughts of death, diminished ability to think, psychomotor agitation or retardation, feelings of worthlessness.

 

•   CYCLOTHYMIC D/O

–   Hx of 2 yrs of hypomania with numerous periods of abnormally elevated, expansive or irritable moods.

–   Does not meet the criteria of mania or depression.

•   DYSTHYMIC D/O

–   @ least 2 yrs of usually depressed mood and at least 1 of the sx of mj depression without meeting the criteria for it

•   SEASONAL AFFECTIVE D/O

–   Depression that comes with shortened daylight in fall and winter that disappears during spring and summer.

Dealing with Inappropriate Behaviors

AGGRESSIVE BEHAVIOR

•   Assist the client in identifying feelings of frustration and aggression

•   Encourage the client to talk out instead of acting out feelings of frustration

•   Assist the client in identifying precipitating events or situations that lead to aggressive behavior

•   Describe the consequences of the behavior on self and others

•   Assist in identifying previous coping mechanisms

•   Assist the client in the problem-solving techniques to cope with frustration or aggression

 

DEESCALATION TECHNIQUES

•   Maintain safety

•   Maintain large personal space and use nonaggressive posture

•   Use calm approach and communicate with a calm, clear tone of voice (be assertive not aggressive

•   Determine what the client considers to be his or her need

•   Avoid verbal struggles

•   Provide clear options that deal with behavior

•   Assist with problem-solving and decision making regarding the options

 

MANIPULATIVE BEHAVIORS

•   Set clear, consistent, realistic, and enforceable limits and communicate expected behaviors

•   Be clear about consequences associated with exceeding set limits

•   Discuss behavior in nonjudgmental and nonthreatening manner

•   Avoid power struggles

•   Assist in developing means of setting limits on own behavior

SCHIZOPHRENIA

•   characterized by impairments in the perception or expression of reality and by significant social or occupational dysfunction.

•   Once considered as a deadly disease

•   There is lack of insight in behavior

•   Dx: late adolescence and early adulthood

–    15-25 y.o. (men); 25-35 y.o. (women)

•   Obsolete term: dementia praecox = “cognitive deterioration early in life”

•   Eugene Bleuler: schiz “split”; phren “mind”

Risk factors

•           Genetics: identical twins 50%, 15% for fraternal twins

•           Biochemical factors

–           Dopamine hypothesis: overactive

–           Serotonin imbalance

–           Decreased brain volume, enlarged ventricles, deeper fissures, and loss or underdeveloped brain tissue

•           Psychoanalytic

–           lack of trust during the early stages

–           Weak ego

–           Defenses: REPRESSION, REGRESSION, PROJECTION

•           Environment influences: poverty, lack of social support, hostile home environment, isolation, unsatisfactory housing, disruption in interpersonal relationships (divorce or death), job pressure or unemployment

Subtypes

•   Catatonic type

–   prominent psychomotor disturbances are evident. Symptoms can include catatonic stupor and waxy flexibility

•   Disorganized type

–   where thought disorder and flat affect are present together

•   Paranoid type

–   where delusions and hallucinations are present but thought disorder, disorganized behavior, and affective flattening are absent

 

•  Residual type

–  where positive symptoms are present at a low intensity only

•  Undifferentiated type

–  psychotic symptoms are present but the criteria for paranoid, disorganized, or catatonic types has not been met

 

Symptoms

According to Bleuler: 4 A’s

–   Affect is inappropriate

–   Associative looseness

–   Autistic thinking

–   Ambivalence

Symptoms

•   Positive symptoms

–   delusions, auditory hallucinations and thought disorder and are typically regarded as manifestations of psychosis.

•   Negative symptoms

–   considered to be the loss or absence of normal traits or abilities

–   E.G. flat, blunted or constricted affect and emotion, poverty of speech and lack of motivation.

Symptoms

•    Social isolation

•    Catatonic behavior

•    Hallucinations

•    Incoherence (marked looseness of association)

•    Zero/ lack of interest, energy and initiative

•    Obvious failure to attain expected level of dev’t

•    Peculiar behavior

•    Hygiene and grooming impaired

•    Recurrent illusions and unusual perception experiences

•    Exacerbations and remissions are common

•    No organic factors accounts for the symptoms

•    Inability to return to baseline functioning after relapse

•    Affect is inappropriate

Nsg Dx: Abnormal thought process

•   BLOCKING: sudden cessation of a thought in the middle of a sentence, unable to continue the train of thought

•   CIRCUMSTANTIALITY: before getting to the point of answering a question, the individual gets caught up in countless details and explanations

•   CONFABULATION

•   LOOSENESS OF ASSOCIATION

•   NEOLOGISM

•   WORD SALAD

Interventions

•   Assess physical needs

•   Set limits

•   Maintain safety

•   Initiate one-on-one interaction & progress to small groups

•   Spend time with clients

•   Monitor for altered thought process

•   Maintain ego boundaries, avoid touching

•   Limit time of interaction

•   Be neutral

•   Do not make promises that can’t be kept

 

•   Establish daily routines

•   Do not “go along” with the client’s delusions or hallucinations

•   Provide simple complete activities

•   Reorient

•   Speak to the client in simple direct and concise manner

•   Set realistic goals

•   Explain everything that is being done

•   Decrease stimuli

•   Monitor for suicide risk

 

 

•   Environment

–   Provide safe environment

–   Limit stimuli

•   Psychological Ttt

–   Behavior therapy

–   Social skills training

–   Self-monitoring

•   Social ttt

–   Milieu therapy

–   Family therapy

–   Group therapy (long-term ttt)

Related psychotic disorders

•   SCHIZOAFFECTIVE DISORDER schiz + mood disorder (mania/ depression)

•   BRIEF PSYCHOTIC DISORDER sudden onset of psychotic symptoms, lasts less than 2 mos and client returns to premorbid level of functioning

•   SCHIZOPHRENIFORM DISORDER schiz sx lasting between 1 month and <6mos

•   DELUSIONAL DISORDER characterized by prominent, nonbizarre delusions

PERSONALITY DISORDERS

• CLUSTER A (odd & eccentric)

–  paranoid, schizoid, schizotypal

• CLUSTER B (bad, dramatic & erratic)

–   antisocial, borderline, histrionic, narcissistic

• CLUSTER C (anxious & fearful)

–  avoidant, dependent, OCD

CLUSTER A: ODD & ECCENTRIC

•   PARANOID

–    chronic hostility projected to others; suspicious and mistrusts people

–    Seen mostly in men

•   SCHIZOID

–    social detachment = “loner” & “introvert”

–    Restriction of emotions

–    Attention fixed on objects rather than people

–    Functions well in vocations

•   SCHIZOTYPAL: interpersonal deficits

–    Magical thinking, telepathy

–    Apparent in childhood or adolescence

Interventions for PARANOID D/O

•  Asses for suicide risk

•  Avoid direct eye contact

•  Establish trusting relationship

•  Promote increased self-esteem

•  Remain calm, nonthreatening and nonjudgmental

•  Provide continuity of care

•  Respond honestly to the client

 

•  Follow thru on commitments

•  Provide a daily schedule of activities

•  Gradually introduce client to groups

•  Do not argue with delusions

•  Use concrete, specific words


 •   Do not be secretive with client

•   Do not whisper in presence of client

•   Assure that the client will be safe

•   Provide opportunity to complete small tasks

•   Monitor eating, drinking, sleeping and elimination patterns

•   Limit physical contact

•   Monitor for agitation and decrease stimuli as needed

CLUSTER B: ERRATIC, DRAMATIC, OR EMOTIONAL

•   ANTISOCIAL

–   Syn: sociopath, psychopathic & semantic d/o

–   Etiology:

• Genetics interfere in the dev’t of positive interpersonal relationships

• Brain damage or trauma

• Low socioeconomic status

• Faulty family relationships: neglect

• Secondary gains

–   15-40 y.o.

 

 

 

 

•   Signs

–   Lack of remorse or indifference to persons hurt

–   Immediate gratification

–   Failure to accept social norms

–   Impulsivity

–   Consistent irresponsibility

–   Aggressive behavior

–   Reckless behavior that disregards the safety of others

•   80-90% of all crime is committed by antisocials (NIHM, 2000)

 

•  BORDERLINE

–  Latent, ambulatory and abortive schizophrenics

–  Between moderate neurosis and frank psychosis but quite stable

–  Theories

•faulty separation from mother; parent and child are bound by guilt

•Trauma at 18 mos (weakening of ego)

•Unfulfilled need for intimacy

 

•   Signs

–   instability

–   Impulsivity: unpredictable gambling, shoplifting, sex & substance abuse

–   hypersensitivity, self-destructive, profound mood shifts

–   unstable & intense relations

–   Disturbance in self concept

•   Common in women

•   Defenses: denial, projection, splitting, projective identification

 

 

•   HISTRIONIC

–   Pattern of theatrical or overtly dramatic behavior

–   Signs

• Discomfort when the client isn’t the center of attention

• Self-dramatization and exaggerated emotions

• uses physical appearance, sexually seductive and provocative behavior

• Excessively impressionistic speech lacking in detail (labile emotions)

–   Problems in dependence & helplessness

–   More frequent in women

 

•   NARCISSISTIC

–   Exaggerated or grandiose sense of self-importance

–   Develop early in childhood

–   Preoccupied with fantasies of unlimited success, power and beauty

–   Signs

• arrogance, need for admiration,

• lack of empathy,

• seductive, socially exploitative, manipulative

–   Occurs more in men

 

CLUSTER C: ANXIOUS OR FEARFUL

•   AVOIDANT

–   Sensitive to rejection, criticism, humiliation, disapproval, or shame

–   Interferes with participation in occupational activities, dev’t of relationships, and take personal risks

–   social inhibition, longs for relationships

–   Anxiety, anger and depression are common

–   Social phobia may occur

–   Seen in 10% of clients in mental clinics

 

•   DEPENDENT

–   Lacks confidence and unable to function in an independent role

–   Allows other persons to be responsible of their lives

–   Most frequent personality disorder in the mental health clinic

–   submissive behavior, low self-esteem, inadequate, helpless

 

•   OBSESSIVE-COMPULSIVE

–   Preoccupied with rules & regulations, overly concerned about trivial detail, excessively devoted to their work

–   Depression is common

–   Men are more affected than women

 

UNDER STUDY PERSONALITY D/O

•   PASSIVE-AGGRESSIVE: sullen and argumentative, resents others, resists fulfilling responsibilities, complains of being unappreciated

•   DEPRESSIVE: gloomy, brooding pessimistic, guilt-prone, highly critical of self and others, cheerless.

Interventions

•   Maintain safety against self-destructive behaviors

•   Allow the client to make choices and be as independent as possible

•   Encourage the client to discuss feelings rather than act them out

•   Provide consistency in response to the client’s acting out

•   Discuss expectations and responsibilities with the client

•   Inform the client that harm to self, others, and property is unacceptable

 

•   Identify splitting behavior

•   Assist the client to deal directly with anger

•   Develop a written contract with the client

•   Encourage the client to participate in group activities, and praise nonmanipulative behavior

•   Set and maintain limits

•   Remove the client from group situations in which attention-seeking behaviors occur

•   Provide realistic praise for positive behaviors in social situations

PSYCHOLOGICAL SEXUAL D/O

•   Hypoactive sexual disorder (asexuality)

•   Sexual aversion disorder (avoidance of or lack of desire for sexual intercourse)

•   Female sexual arousal d/o (failure of normal lubricating arousal response)

•   Male erectile d/o

•   Female orgasmic disorder

•   Male orgasmic disorder

•   Premature ejaculation

 

•   Vaginismus

•   Secondary sexual dysfxn

•   Paraphilias

•   Gender identity d/o

•   PTSD due to genital mutilation or childhood sexual abuse

 

Other sexual problems

•   Sexual dissatisfaction (non-specific)

•   Lack of sexual desire

•   anorgasmia

•   Impotence

•   STD

 

•   Infidelity

•   Delay or absence of ejaculation, despite adequate stimulation

•   Inability to control timing of ejaculation

•   Inability to relax vaginal muscles enough to allow intercourse

•   Inadequate vaginal lubrication preceding and during intercourse

•   Burning pain on the vulva or in the vagina with contact to those areas

 

•   Unhappiness or confusion related to sexual orientation

•   Persistent sexual arousal syndrome

•   Sexual addict

•   hypersexuality

•   Post Ejaculatory Guilt Syndrome, the feeling of guilt after the male orgasm

 

SEXUAL EXPRESSION

•   HETEROSEXUALITY

•   HOMOSEXUALITY

•   BISEXUALITY

•   TRANSVESTISM

PARAPHILIAS

•   EXHIBITIONISM: the recurrent urge or behavior to expose one's genitals to an unsuspecting person.

•   FETISHISM: the use of non-sexual or nonliving objects or part of a person's body to gain sexual excitement. Partialism refers to fetishes specifically involving nonsexual parts of the body.

•   FROTTEURISM: the recurrent urges or behavior of touching or rubbing against a nonconsenting person.

 

•   SEXUAL MASOCHISM: the recurrent urge or behavior of wanting to be humiliated, beaten, bound, or otherwise made to suffer.

•   SEXUAL SADISM: the recurrent urge or behavior involving acts in which the pain or humiliation of the victim is sexually exciting.

•   TRANSVESTIC FETISHISM: a sexual attraction towards the clothing of the opposite gender.

 

•   PEDOPHILIA: the sexual attraction to prepubescent or peripubescent children.

•   VOYEURISM: the recurrent urge or behavior to observe an unsuspecting person who is naked, disrobing or engaging in sexual activities, or may not be sexual in nature at all.

 

•   Other paraphilias not otherwise specified ("Sexual Disorder NOS")

–   telephone scatalogia (obscene phone calls)

–   necrophilia (corpses)

–   partialism (exclusive focus on one part of the body)

–   zoophilia(animals)

–   coprophilia (feces)

–   klismaphilia (enemas)

–   urophilia (urine)

 

 SOMATOFORM D/O

•   SOMATIZATION D/O: hx of many physical complaints beginning before the age of 30 occurring over a pd of several yrs resulting in ttt being sought or significant occupational or social fxning.

•   CONVERSION D/O: 1 or more sx of deficits affecting voluntary motor or sensory function suggesting a neurological or general medical condition; preceded by conflicts or stressors; can’t be explained and sanctioned by cultural behavior.

–    Most common: blindness, deafness, paralysis, inability to talk

–    “La belle indifference”

 

•   HYPOCHONDRIASIS: preoccupation with fears of having, or ideas that one has, a serious dse based on the person’s misinterpretation of bodily sx and persist despite appropriate medical eval and reassurance and has existed for @ least 6 mos. (e.g.:extensive use of home remedies)

•   PAIN D/O: pain in 1 or more anatomical sites severe enough to warrant clinical attention and causes clinically significant distress or impairment in fxning.

 

Interventions

•   Do not reinforce the sick role

•   Discourage verbalization about physical symptoms by not responding with positive reinforcement

•   Explore with the client the needs being met by the physical symptoms

•   Convey understanding that the physical symptoms are real to the client

•   Report and assess any new physical complaint

»    next

EATING DISORDER BEHAVIORS

•   BINGE: rapid consumption of large quantities of food in a discrete period of time. (A: hundrends of Cal; B: thousands of Cal at a sitting)

•   PURGE: Maladaptive eating regulation response that includes excessive exercise, forced vomiting, OCD Rx diuretics, diet pills, laxatives and steroids.

•   FAST/ RESTRICT: Includes vegetarian diet eliminating all meat without substituting nonanimal sources of protein, OC about food choices, and eating habits.

 

  ANOREXIA          BULIMIA

•    Rare vomiting or diuretic/laxative abuse

•    More severe wt loss

•    Slightly younger

•    More introverted

•    Hunger denied

•    Eating behavior may be considered normal and a source of esteem

•    Sexually inactive

•    Obsessional and perfectionist features dominate

•    Frequent

•    Less wt loss

•    Slightly older

•    More extroverted

•    Hunger experienced

•    Eating behavior considered foreign and source of distress

•    More sexually active

•    Avoidant, dependent, or borderline features as well as obsessional features

  ANOREXIA                BULIMIA
                complications

•   Death from starvation (or suicide, in chronically ill)

•   Amenorrhea

 

•   Fewer behavioral problems (these increase with level of severity)

•   Death from hypokalemia or suicide

•   Menses irregular or absent

•   Drug and alcohol abuse, self-mutilation, and other behavioral problems

DELIRIUM

•    The medical dx term that describes an organic mental disorder characterized by a cluster of cognitive impairments with an acute onset with a specific precipitating factor.

•    Sx: diminished awareness of the environment, disturbances in psychomotor activity and sleep-wake cycle.

•    COGNITIVE: the mental process characterized by knowing, thinking, and judging.

–    COGNITIVE DISSONANCE: arises when 2 opposing beliefs exists at the same time.

–    COGNITIVE DISTORTIONS: (+) or (-) distortions of reality that might include errors of logic, mistakes in reasoning, or individualized view of the world that do not reflect reality.

–    Term: confusion = cognitive impairment

»    See dementia

DEMENTIA

•   The medical dx term that describes an organic mental d/o characterized by a cluster of cognitive impairments of generally gradual onset and irreversible without identifiable precipitating stressors.

•   Types:

–    VASCULAR or MULTI-INFARCT

–    VASCULAR WITH ALZHEIMER’S DSE

–    AD: most common

–    DEMENTIA WITH LEWY BODIES: 2nd most common; neurofilament material

–    PARKINSONIAN DEMENTIA

–    AIDS DEMENTIA COMPLEX

 

–   FRONTAL LOBE DEMENTIA or PICK’S DSE: cytoplasmic collections; 3rd most common; loss of expressive language & comprehension

–   CREUTZFELDT-JAKOB DSE: prion (proteinaceous infectious particles) = spongy brain; related to TSE & BSE in mad cow dse

–   CORTICOBASAL DEGENERATION or HUNTINGTON’S DSE/CHOREA: jerky mov’ts

–   SUPRANUCLEAR PALSY: clumping of protein tau = slow mov’t, weak eye mov’t (esp. downward), impaired walking &balance

 

•   Reversible Causes:

–    Subdural hematoma

–    Tumor (meningioma)

–    Cerebral vasculitis

–    Hydrocephalus

•   Terms: disorientation, memory loss (sensory, primary, secondary,  tertiary, working memory), confabulation, confusion

•   Disturbing behaviors

–    Aggressive psychomotor

–    Nonaggressive psychomotor

–    Verbally aggressive

–    Passive

–    Functionally impaired: loss of ability to do self-care

      DELIRIUM       vs.      DEMENTIA

•   Rapid onset w/ wide fluctuations

•   Hyperalert to difficult to arouse LOC

•   Fluctuating affect

•   Disoriented, confused

•   Attention & sleep disturbed

•   Memory impaired

•   Disordered reasoning

•   Gradual, chronic with continuous decline

•   Normal LOC

•   Labile affect

•   Disoriented, confused Attention intact, sleep usually normal

•   Memory impaired

•   Disordered reasoning & calculation

  DELIRIUM       vs.      DEMENTIA

•   Incoherent, confused, delusional, stereotyped

•   Illusions, hallucinations

•   Poor judgment

•   Insight may be present in lucid moment

•   Poor but variable in MSE

 

»    next

•   Disorganized, rich in content, delusional, paranoid

•   No change in perception

•   Poor judgment

•   No insight

•   Consistently poor & progressively worsens in MSE

ALZHEIMER’S DEMENTIA

•  Most common type of dementia

•  Stages:

–   MILD: impaired memory, insidious loses in ADL, subtle personality changes, socially normal

–   MODERATE: obvious memory loss, overt ADL impairment, prominent behavioral difficulties, variable social skills, supervision needed

–   SEVERE: fragmented memory, no recognition of familiar people, assistance needed with basic ADL, fewer troublesome behaviors, reduced mobility (4 A’s)        

 

Symptoms

•   AGNOSIA: Difficulty recognizing well-known objects

•   APHASIA: Difficulty in finding the right word

•   APRAXIA: Inability or difficulty in performing a purposeful organized task or similar skilled activities

•   AMNESIA: Significant memory impairment in the absence of clouded consciousness or other cognitive symptoms



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