Week 6 - Eating disorders, personality disorders, etc Flashcards

1
Q

Eating Disorders

A
  • Approximately 5% of the population will experience an eating disorder at one point in their lives
  • Eating disorders are behavioral conditions characterized by severe and persistent disturbance in eating behaviors and associated distressing thoughts and emotions
  • For ppl living w/ eating disorders, their self-esteem is primarily determined by their ability to control weight and shape
    o Attempt to follow w/ restrictive dieting  binge-eating episode
  • Usually in adolescence or early adulthood
  • Preoccupation – excessive thinking about weight or shape
  • Fear of becoming fat is a main problem
  • Entire mental focus is on one goal: weight loss
    o Ignores body signals or cues such as hunger, and concentrates all efforts on controlling food intake
  • Interoceptive awareness – ability to identify and respond to emotional and visceral clues such as hunger
  • Types of Eating Disorders (DSM-5, 2013)
    o Anorexia nervosa
    o Bulimia nervosa
    o Binge eating disorder
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2
Q

Bio/psycho/social/spiritual risk factors for eating disorders

A

Spiritual:
* Sense of well-being
* Quality of life
* Attitudes
Social:
* Ideals of beauty
* Media
* Fashion
* Cultural
Biologic:
* Dieting
* Metabolic rate
Psychological:
* Low self-esteem
* Body dissatisfaction
* Ineffectiveness/lack of assertiveness

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3
Q

Continuum of Eating Experience:

A
  • Unrestricted eating  watchful eating  increasing weight and shape preoccupation  clinical eating disorders
  • Watchful eating – paying attention to food composition and calories, tracking calories, and physical activity
    o May become dissatisfied w/ body appearance and weigh self more than usual
  • Increasing weight and shape preoccupation (concern)
    o More rigidly adheres to food selection and eating patterns
    o Insistent calorie counting, preoccupation w/ food composition and exercise
    o May overeat as a response to dietary restriction
    o Tracks weight losses and gains
    o Chemical preparations and supplements to target appearance ideals
    o Binge eating and purging may increase in frequency and duration
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4
Q

What is orthorexia?

A
  • Orthorexia – obsessive diet that includes only healthy foods only -> unhealthy obsession w/ specific food and severe weight loss

often can result in malnutrition

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5
Q

Concepts of binge eating and dietary restraint

A

Binge eating
* Rapid, episodic, impulsive, and uncontrollable ingestion of large amount of food over a short period of time (1 to 2 hours)
* Eating followed by guilt, remorse, and severe dieting
o Eating a whole cheesecake or 2 in one short sitting
Dietary restraint
* Restricting intake is believed to explain the relationship between dieting and binge behaviour.
* Restraining intake is predictive of overeating.

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6
Q

What is the diagnostic criteria for anorexia nervosa?

A

Diagnostic Criteria: Anorexia Nervosa
 Restriction of energy intake relative to requirements leading to a significantly low body weight
 Intense fear of gaining weight or of becoming fat or persistent behavior that interferes with weight gain even though at a significantly low weight
 Disturbance in the way in which one’s body weight or shape is experienced/perceived undue influence of body weight, or shape on self-evaluation or persistent lack of recognition of the seriousness of current low body weight
 DSM-5:
 Does not require presence of amenorrhea (absence of period)
 Use of body mass index (BMI) cutoffs to denote severity
R.I.D.

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7
Q

What are the types of anorexia nervosa and describe it.

A

RESTRICTING TYPE
* Dieting
* Fasting
* Excessive exercise
BINGE EATING/PURGING TYPE
* Self-induced vomiting
* Misuse of laxatives
* Misuse of diuretics
* Misuse of enemas
All to lose weight ^

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8
Q

Anorexia Nervosa: Diagnostic Criteria (DSM-5, 2013)

A
  • Onset in adolescence or early adulthood.
  • Chronic condition with relapses characterized by significant weight loss.
  • Higher all-cause mortality than all other psychiatric disorders with the exception of substance abuse and postpartum admission.
  • Body image distortion - occurs when the individual perceives his or her body disparately from how the world or society views it.
  • Low body weight
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9
Q

What age range and gender mainly have anorexia nervosa?

A

Mostly 14-16 years old and females

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10
Q

Anorexia Nervosa: Epidemiology

A
  • 0.3% to 1% prevalence
  • Mostly in 14- to 16-year-olds
  • Female-to-male ratio: 10:1
  • Culturally defined body weight expectations
  • Vulnerable b/c of stressors associated w/ body image, autonomy, peer pressure, media, etc.
  • Familial predisposition
  • Comorbid with mood or anxiety disorders, alcohol abuse/dependence, and depression
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11
Q

Anorexia Nervosa: Bio-psychosocial Aetiologies

A

Spiritual distress
Biologic:
* Increased genetic vulnerability
* Dieting  starving
* Overexercising
* Decreased awareness of hunger
* OCD
* Decreased serotonin activity
Social:
* Idealization of thinness – media
* Pursuit of thinness
* Enmeshment with family
o Too involved with family and no personal boundaries
* Overprotective family
Psychological:
* Separation – individuation struggle
* Sexuality conflicts
* Decreased awareness of emotional cue
* Feminist view  role pressures
* Negative body image – body dissatisfaction

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12
Q

Anorexia Nervosa: Social Theories

A

Social expectations:
o Societal norms and expectations.
o Media influence, fashion industry, peer pressure
 Media exposure are strong predictors of girls’ dietary restraint
o Body dissatisfaction is related to low self-esteem, depression, dieting, binging, and purging.
Family responses
o Enmeshment – no personal boundaries
 Leads to poor autonomy and higher severity of anorexia nervosa (AN)
 refers to an extreme form of intensity in family interactions.
 Can lead to self-esteem issues due to lack of identity
o Overprotectiveness – acting on high degree of concern for another
Spiritual
o Core struggles in eating disorders are spiritual in nature.
o Individuals tend to lose the ability to acknowledge their self-worth and identity.
o Feeling distant and disconnected from family and friends.

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13
Q

Describe the illness severity BMI ratings for anorexia nervosa.

A

Mild = BMI > 17
Moderate = BMI 16-16.99
Severe = BMI 15-15.99
Extreme = BMI <15

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14
Q

Interdisciplinary Treatment for Anorexia

A

Goals
o Initiating nutritional rehabilitation
o Resolving conflicts around body image disturbance
o Increasing effective coping
o Addressing underlying conflicts
o Assisting family with healthy functioning and communication
o For full recovery:
 Weight restoration alone is not sufficient goal
 Must address distorted body image, thoughts/behaviours, etc.
 Restoring weight influences symptom remission more than medications
Treatment modalities
o Hospitalization necessary if health deteriorates
o Interdisciplinary approach
o Pharmacologic approaches
Refeeding syndrome
o Body not used to process a lot of food at once after being anorexic and should build on the amount consumed

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15
Q

Epidemiology: Bulimia Nervosa

A
  • Approximately 1% to 3% of young women develop BN in their lifetime.
  • Onset is in adolescence or early adulthood (older than anorexia nervosa).
  • In the community setting, 1 case in 4 of BN is a male.
  • Related to Western culture social values.
  • First-degree relatives more likely to develop.
  • Comorbid conditions include substance abuse and anxiety disorders.
    Risk factors for BN is dieting
    o Can turn into dietary restraint -> binge eating and purging
    o Others include body dissatisfaction and anxiety stressors
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16
Q

What is the weight difference between anorexia and bulimia nervosa?

A

Bulimia has normal weight.

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17
Q

Bulimia Nervosa

A
  • Recurrent episodes of binge eating.
  • Does not come to the attention of parents and peers as quickly as AN.
  • Treatment is outpatient therapy.
  • Usually normal weight.
  • Dietary restraint can lead to excessive hunger  binge eating
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18
Q

What is the diagnostic criteria for bulimia nervosa?

A

Recurrent episodes of binge eating and purging at least once a week for 3 months.
Lack of control during eating and concern for body weight

Diagnostic Criteria: Bulimia Nervosa
 Recurrent episodes of binge eating
 A sense of lack of control over eating during the episode
 Recurrent compensatory behaviors to prevent weight gain including self-induced vomiting, misuse of laxatives, diuretics or other medications, fasting, excessive exercising
 Binge eating and compensatory behaviors occur at least once a week for three months
 Excessive Concern with body shape and weight
RBP CC

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19
Q

Clinical Course of Bulimia

A
  • Few outward signs
  • Binge and purge (expelling food) in secret
  • Treatment often delayed for years b/c might not come to attention to parents
  • Treatment initiated when control of eating is lost
  • Treatment is outpatient therapy.
  • Usually normal weight.
  • Complete recovery after treatment initiated
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20
Q

Describe the binge-purge cycle.

A

Dietary restraint -> hunger <–> binge eating <–> shame/humiliation <–> dieting/purging -> back to dietary restraint

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21
Q

What is the illness severity levels of bulimia nervosa (mild to extreme)?

A

Mild = 1-3 episodes of compensatory behaviours/week
Moderate = 4-7 episodes of compensatory behaviours/week
Severe = 8-13 episodes of compensatory behaviours/week
Extreme = 14+ episodes of compensatory behaviours/week

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22
Q

Nursing Management of bulimia

A

Assessment
o Similar to anorexia nervosa
o Binging/purging behaviour
Diagnosis
Interventions
o Biologic
 Nutritional counselling/management
 Pharmacologic
o Psychosocial
 CBT and IPT can be used.
 Behavioural interventions (cue elimination, self-monitoring).
 Self-monitoring.
Identifying disordered eating patterns.
 Interrupting binge–purge cycle.
 Education.
 Group therapy and family intervention.

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23
Q

Interdisciplinary Treatment for Bulimia

A
  • Usually takes place in an outpatient setting
  • Focuses on psychological issues including:
    o Boundary setting and separation–individuation conflicts (not being able to pursue goals that differ from family and friends)
    o Changing problematic behaviours and dysfunctional thought patterns and attitudes
    o Spiritual component
  • Nutritional counselling
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24
Q

Describe binge-eating disorder.

A
  • Ingestion of a large amount of food in a short period of time.
  • Sense of loss of control during the binge.
  • Distress regarding the binge.
  • Eating until uncomfortably full.
  • Feelings of guilt or depression following the binge.
  • Purging does not occur with BED.
25
Q

What is the diagnostic criteria for binge eating disorder?

A
  • Recurrent episodes of binge eating that occur on average at least once a week for a period of 3 months
  • Influenced by such cues as dietary restraint, hunger, and negative affective states
26
Q

Dialectical Behaviour Therapy for eating disorder

A
  • Combines numerous cognitive–behavioural approaches
  • Requires monitoring and commitment by the patient
  • Individual therapy
  • Building skills through skills group
    o Mindfulness
    o Interpersonal effectiveness
    o Emotion regulation
    o Distress tolerance skills
27
Q

Dialectical Behaviour Therapy for eating disorder

A
  • Combines numerous cognitive–behavioural approaches
  • Requires monitoring and commitment by the patient
  • Individual therapy
  • Building skills through skills group
    o Mindfulness
    o Interpersonal effectiveness
    o Emotion regulation
    o Distress tolerance skills
28
Q

Enhanced Cognitive Behavior Therapy (CBT-E)

A

An empirically supported staged treatment designed specifically to help individuals with eating disorder achieve their personal recovery goals
Staged Treatment
o Stage1 focused on understanding eating problem
o Stage 2 understanding processes that are maintaining the eating problem
o Stage 3 Addressing concerns about shape and eating, enhancing ability to deal with day to day events and moods, addressing extreme dietary restraint
o Stage 4 Dealing with setbacks and maintaining gains

29
Q

Eating Disorders: Nursing Assessment

A

Screening
o SCOFF eating disorders screening tool
o CAGE screen for alcohol disorders
Assessment
o Head-to-toe assessment
o Vital signs
o Weight
o BMI
o Laboratory tests
Mental Status Examination
Suicide Risk Assessment

The following physical signs and laboratory findings are common:
* marked weight loss
* bradycardia and hypotension
* amenorrhea or light, irregular periods
* impaired temperature regulation
* acrocyanosis
* delayed gastric emptying
* hair loss, dry skin and growth of lanugo hair
* hypokalemic, hypochloremic metabolic alkalosis
* elevated salivary amylase
* parotid hypertrophy
* anemia
* EKG findings of low voltage, T-wave inversion, prolonged QTc interval
* osteoporosis at a young age

30
Q

Personality Disorders

A
  • Approximately 7.8% of the population is diagnosed have a personality disorder (APA, 2022)
  • Individuals with personality disorders represent 20% of emergency department and 25% of inpatient mental health hospital admissions (Barr, Jewell & Townsend, 2020)
  • Regrettably, individuals living with personality disorders often experience stigmatizing responses from health care providers when they seek health care services including:
    o Poor communication
    o Inappropriate treatment
    o Not having concerns taken seriously
  • Highly unusual for children to be diagnosed w/ PD
  • BPD diagnosis can be given to adolescent
31
Q

Personality vs. personality disorder

A

Personality:
* Complex pattern of characteristics, largely outside of the person’s awareness
* Distinctive patterns of perceiving, feeling, thinking, coping, and behaving
* Emerges within biopsychosocial framework

Personality Disorder:
* An enduring pattern of deviant inner experiences and behaviour
* Differs from cultural expectations
* Pervasive, inflexible, and stable
* Leads to distress or impairment

32
Q

Personality Disorders

A
  • No sharp division exists between normal and abnormal personality functioning.
  • Ten personality disorders are recognized as psychiatric diagnoses and are organized into three clusters.
  • To receive a DSM-5 diagnosis of PD, an individual must demonstrate the criteria behaviours persistently and to such an extent that they impair the ability to function socially and occupationally.
  • Psychological and psychosocial interventions are primary approaches to treatment of PDs, with psychopharmacology used adjunctively and on a short-term basis
33
Q

What are the types of personality disorders in the clusters A, B, and C. What describes each category?

A

Cluster A – Social Aversion
* Paranoid personality disorder
* Schizoid personality disorder
* Schizotypal personality disorder
* P.S.S.
Cluster B – Dysregulation in emotions and behaviour
* Narcissistic personality disorder
* Antisocial personality disorder
* Histrionic personality disorder
* Borderline personality disorder
* N.A.H.B.
Cluster C – Fearfulness
* Obsessive-compulsive personality disorder
* Dependent personality disorder
* Avoidant personality disorder
* O.D.A.

34
Q

What is paranoid personality disorder?

A
  • Features
    o Mistrustful, avoid relationships that they cannot control
     Even w/ family and close friends
    o Persistent ideas of self-importance
     E.g., important enough to be a target of harmful intentions of others
    o Will be hypervigilant to any environmental changes
    o Difficulty with developing and maintaining relationships
35
Q

What is schizoid personality disorder?

A

Features
o Expressively impassive and interpersonally unengaged
o Introverted and reclusive, engage in solitary activities
o Communication sometimes confused and lacks focus
o Incapable of forming social relationships
o Minimum introspection, self-awareness, and interpersonal experiences

36
Q

What is schizotypal personality disorder?

A

Features
o Eccentric (odd person) or peculiar
o Pattern of social and interpersonal deficits
o Void of close friends, don’t form friendships easily
o Odd beliefs
o Ideas of reference
 false belief that random events relate to them
* E.g., “everyone on the passing bus is talking about them”
o When psychotic, symptoms mimic schizophrenia

37
Q

What is borderline personality disorder and also problem areas?

A

Instability of AIRS
* Pervasive patterns of instability of interpersonal relationships, self-image, and affects, as well as marked impulsivity that begins by early adulthood and is present in a variety of contexts

CARDIS

Cognitive dysfunctions
o Maladaptive schemas
o Dichotomous thinking – only thinks of things in two opposite categories
 E.g., good or bad, success or failure (does not think in between those ideas)
o Dissociation – thoughts and ideas can split off from consciousness
 E.g., driving familiar road, get lost in thoughts and suddenly not remember what happened during that trip
 Kind of like daydreaming

Affective instability—rapid and extreme shifts in moods
o E.g., greet person w/ intense affection, then later be distant from them

Unstable interpersonal relationships
o Fear of abandonment
o Unstable, insecure attachments
o Overidealize/intense relationships

Dysfunctional behaviours
o Impaired problem solving
o Impulsivity
o Self-injurious behaviours (parasuicidal behaviour)
 Compulsive
 Episodic
 Repetitive

Identity disturbance (loss of your sense of self/personal identity)
o Role absorption—narrow definition of self within a single role
o Painful incoherence—distressed internal disharmony
o Inconsistency in thoughts, feelings, and actions
o Lack of commitment

Risk for suicide

Risk Factors
o Physical and sexual abuse
o Childhood neglect

Aetiology of BPD:
o Genetics – 5x more common w/ first-degree relatives

38
Q

Aetiology: Biosocial Theories for BPD

A

Millon
o Distinct disorder that develops as a result of both biologic and psychological factors.
o Due to biologically based patterns and behaviour:
 Personality is shaped by (a) active–passive behaviour, (b) pleasure–pain, and (c) sensitivity to self or others.
Linehan
o Focus on biologic and social learning influences:
 Emotional vulnerability, self-invalidation, unrelenting crises, inhibited grieving, active passivity, and apparent competence

39
Q

Describe antisocial personality disorder.

A
  • Disregard for and violation of the rights of others
  • Behaviourally impulsive, often criminal behaviour
  • Interpersonally irresponsible, deceitful
    o E.g., trying to get nurses to break rules for them
  • Fail to adapt to the ethical and social standards of community
  • Interpersonally engaging, but in reality, lack empathy
  • Easily irritated, often aggressive
  • Comorbid with alcohol and drug abuse
40
Q

Describe histrionic personality disorder.

A
  • Attention seeking, life of the party, uncomfortable with single relationship (need multiple)
  • Lively and dramatic and draw attention to themselves by their enthusiasm, dress, and apparent openness
  • Become depressed when not centre of attention
  • Culturally influenced
  • May co-occur with BPD, DPD, and ASPD, as well as anxiety disorders, substance abuse, and mood disorders
41
Q

Describe narcissistic personality disorder.

A
  • Grandiose degree of self-love and self-importance
  • Lacks empathy for others
  • Inexhaustible need for attention
  • Fantasies about power, unlimited success
  • Experiences personal insecurities
  • Aetiology—unknown
  • A.E.G.I.S.
42
Q

Describe avoidant personality disorder.

A

Cluster C.
Avoidant personality disorder
o Intense fear of social rejection
o Avoiding interpersonal contacts and social situations
o Perceiving themselves as socially inept (awkward), timid, shy
 Only engage in interpersonal relationships when certain they will receive approval

43
Q

Describe dependent personality disorder.

A

Dependent personality disorder
o Submissive pattern, desperate to keep others close
o Cling to others to be taken care of
o Prevalent in clinical samples

44
Q

Describe obsessive-compulsive personality disorder.

A

Obsessive–compulsive personality disorder
o Different than OCD
o Not as many obsessions and compulsions, less when anxiety decreases
o E.g., orderliness, details rules, lists
 Have difficulty working w/ others who do not do things exactly as they do
o Functioning is not impacted

45
Q

Pharmacological Treatment of Personality Disorders

A
  • Requires the entire health care team.
  • There is evidence that BPD symptoms can be alleviated in the short term by mood stabilizers (e.g., topiramate; for emotional dysregulation and impulse-aggressive symptoms) and some second-generation antipsychotics (e.g., olanzapine; for cognitive–perceptual and impulsive–aggressive symptoms).
  • Psychotherapy.
46
Q

Personality Disorders: Pharmacological Treatments

A

Antidepressants
o can be useful if an individual has depressed mood, anger impulsivity, irritability or hopelessness associated with personality disorders
Anxiolytics
o can help with impulsive behavior
Antipsychotics
o can help with psychotic symptoms and anger
Mood stabilizers
o can help with mood swings, reduce irritability, impulsivity and aggression

47
Q

What is the main non-pharmacological treatment for personality disorders?

A

Dialectical Behaviour Therapy
* Combines numerous cognitive–behavioural approaches
* Requires monitoring and commitment by the patient
* Individual therapy
* Building skills through skills group
o Mindfulness
o Interpersonal effectiveness
o Emotion regulation
o Distress tolerance skills

48
Q

Nursing Assessment for Personality disorders

A

Screening
o McLean Screening Instrument for BPD (MSI-BPD)
Assessment
o Structured Clinical Interview for DSM V Axis II Personality Disorders-Patient Questionnaire
Mental Status Examination
Suicide Risk Assessment
A single, definitive personality disorder test does not exist

49
Q

Disruptive Impulse Control & Conduct Disorders

A
  • Approximately 10.5% of the population is diagnosed have a disruptive impulse control disorders
  • Problematic issues with self-control are typically first observed in childhood and often persist into adulthood
  • Types of Impulse Control Disorders:
    o Oppositional defiant disorder
    o Intermittent explosive disorder
    o Conduct disorder
    o Kleptomania – desire to steal
    o Pyromania – desire to set fires
50
Q

What is diagnostic criteria for oppositional defiant disorder?

A

o Angry/irritable mood (aggressive)
o Argumentative and defiant
o Blames others for mistakes and misbehaviour
o Vindictiveness – vengeful, seeks revenge
o E.g., getting into trouble at school and not following rules
o Disruption at school or work and in relationships with others

51
Q

What is diagnostic criteria for conduct disorder?

A

o Serious violations of rules and social norms
o Aggression to people and animals
o Destruction of property
o Deceitfulness or theft

52
Q

What is diagnostic criteria for intermittent explosive disorder?

A

o Outbursts of verbal or physical aggressiveness, out of proportion, that result in an assault of persons, animals, or property
o Event triggers them and can cause problems at work, home, etc.
 E.g., told you can’t go to party and you break everything in the house out of anger
o Risk for suicide can be high

53
Q

What is diagnostic criteria for kleptomania disorder?

A

o Involuntary, impulsive and irresistible stealing of objects that are not needed for personal use or other forms of use
o E.g., they can afford and don’t even want it

54
Q

What is diagnostic criteria for pyromania disorder?

A

Pyromania
o Repeated impulses or strong desires to set intentional fires

55
Q

Non-Pharmacological Treatment of Disruptive Impulse Control and Conduct Disorders

A
  • Parent management training – how to relate to children better and how to change the frequency of bad activities
  • Cognitive behaviour therapy
  • Family therapy
  • Functional family therapy
  • Cognitive therapy
56
Q

Nursing Screening & Assessment - Disruptive Impulse control & Conduct Disorders

A
  • Screening
    o Minnesota Impulsive Disorders Interview (MIDI)
  • Mental Status Examination
  • Suicide Risk Assessment
57
Q

Mental Disorders: Cultural Perspectives & Experiences

A
  • Culture affects the way we express our thoughts, emotions and behaviors
  • There are cultural differences in the way illness is manifested and treated
  • One of the main differences seen across cultures is the way illness is expressed
58
Q

Nurse Tamara is caring for a client diagnosed with bulimia. The most appropriate initial goal for a client diagnosed with bulimia is to:

A

Identify anxiety-causing situations.