Dissociative Disorders / Disruptive and Conduct Disorders Flashcards
segregation of any group of mental processes from the rest of someone’s psychological activity
dissociation
what is
An unconscious defense mechanism
Often associated with psychological trauma
May be transient or chronic, sudden or gradual
Dissociation
5 Core Symptoms of Dissociative Disorders
- Amnesia
- depersonalization
- derealization
- identity confusion
- identity alternation
Recurrent gaps or other defects in memory
amnesia
May vary from several minutes to years
Sense of detachment or disconnection from one’s self
depersonalization
a pt states feeling like a stranger in one’s own body, or like part of your body does not belong to you
Feeling detached from emotions, or like a “robot” or on “autopilot”
what symptom are they experiencing
depersonalization
Sense of disconnection from familiar people or one’s surroundings
Close relatives or friends, one’s home or workplace may seem unreal or unfamiliar
derealization
Inner struggle about one’s sense of self/identity
what symptom is being described?
Identity confusion
pt comes in saying “I don’t know who I am anymore,” “I don’t know which me is the real me”
what symptom are they experiencing
identity confusion
Sense of acting like a different person some of the time
identity alternation
what are some signs of a pt experiencing identity alternation
- May use different names in different situations
- May have items one doesn’t recognize/cannot recall acquiring
- May have a learned skill without recollection of learning that ability
- Uncontrolled mood/behavior changes
what are the Dissociative Disorders - DSM-V Categories?
- Dissociative Amnesia
- Depersonalization/Derealization Disorder
- Dissociative Identity Disorder
potentially reversible memory impairment that primarily affects autobiographical memory
Dissociative Amnesia
- Cannot recall personal information
- Typically affects memories of a traumatic or stressful nature, but can also impact other memories
sudden unexpected travel or wandering in a dissociated state, with subsequent
Dissociative Fugue
what is the Subtype of dissociative amnesia in DSM-V
Dissociative Fugue
dissociative amnesia is MC seen in who?
late adolescence/early adulthood
No specific gender
Comorbidities of dissociative amnesia
- MDD (up to 60%)
- bipolar
- substance abuse
- other anxiety disorders
what is the criteria for diagnosing dissociative amnesia
- Inability to recall important autobiographical information, usually of a traumatic or stressful nature, inconsistent with ordinary forgetting
- May be localized/selective amnesia for a specific event
- May be generalized amnesia for identity and life history - causes significant distress or impairment in functioning
- Syndrome is not
- Due to substance use or medical / organic brain condition
- Better explained by other mental disorder
criteria for dissociative fugue
same as dissociative amnesia PLUS
apparently purposeful travel or bewildered wandering that is associated with amnesia for identity or other important autobiographical information
5 types of dissociative amnesia
- localized amnesia
- continuous amnesia
- generalized amnesia
- selective amnesia
- systematized amnesia
Differential Diagnoses for dissociative amnesia
- Ordinary Forgetfulness
- Medical Disorders
- Age-Related Cognitive Decline
- Dementia/Delirium
- Neurological Disorders - Substance Use/Abuse
- Medication Side Effects
- Other Psychiatric Disorders
tx for dissociative amnesia
-
psychotherapy
- phase-oriented - standard of care
- Cognitive therapy - address cognitive distortions based in trauma
- Hypnosis - may help reduce intensity of symptoms and facilitate recall of dissociated memories
- Group therapy - may provide support for individuals with experiences like combat-related PTSD, childhood abuse
no pharm tx
what pharmacotherapies have been used to facilitate interviews and help recall dissociated information for dissociative amnesia
- BZDs
- barbiturates
- amphetamines
prevalence of depersonalization/derealization disorder
- Transient depersonalization/derealization, last 12 months - up to 20%
- Lifetime, DDD - about 1-3%
transient depersonalization/derealization is MC in pt with ?
- hx of seizures or migraines
- psychedelic drugs, medications
- head injury
risk factors for depersonalization/derealization disorder
- acute or chronic trauma
- substance abuse
- psychiatric disorders
- ⅓ to ½ of individuals with DDD report chronic trauma/stressor exposure
equally common in men and women
comorbidities for depersonalizaton/derealization disorder
- Depression
- anxiety
- OCD
- avoidant or borderline personality disorder
etiology of depersonalization/derealization disorder
- Possible serotonergic involvement
- response to traumatic stress
- ego defense mechanism in the face of major negative life events
criteria for depersonalizaton/derealization disorder
- The presence of persistent or recurrent experiences of depersonalization, derealization, or both:
- Depersonalization - experiences of unreality, detachment, or being an outside observer with respect to one’s thoughts, feelings, sensations, body, or actions
- Derealization - Experiences of unreality or detachment with respect to surroundings - During the depersonalization/derealization, reality testing remains intact
- causes distress or functional impairment
- not due to substance/medication or a medical condition
- not better explained by another mental disorder
ddx for depersonalization/derealization disorder
- Other Psych Disorders
- Secondary to panic attacks, phobias, PTSD, acute stress disorder, schizophrenia
- Depersonalization/derealization can also be manifestations of other dissociative disorders - Medical Conditions
- Seizures, brain tumors, postconcussive syndrome, migraines
- Vertigo, Meniere’s disease - Substance Use
- Marijuana, cocaine, other psychostimulants
tx for depersonalization/derealization disorder
- Often refractory to treatment
- Psychotherapy - mixed results
- Stress management strategies and relaxation techniques may be of use - Pharmacotherapy - SSRIs may be helpful
- Still often have sporadic response
- Characterized by the presence of two or more “selves” or “personalities” with distinct memories, thoughts, opinions, and goals
- Previously referred to as multiple personality disorder
Dissociative Identity Disorder
dissociative identity disorder is 5-9x as common in who?
women
often diagnosed in 20s-30s
comorbidities of dissociative identity
- PTSD (79-100%)
- Depression (83-96%)
- substance abuse (83-96%)
- personality disorders
- somatoform disorders
etiology of dissociative identity disorder
childhood trauma (89-97%)
- Typically physical or sexual abuse
- no strong evidence to support genetics