Chapter 6 - Dissociative & Somatoform Flashcards
Define Dissociation
a disruption in the usually integrated functions of consciousness, memory, identity, or perception.
Example of mild dissociation
Mild - deja vu, absorption, daydreaming
Historical rise and fall of interest in dissociation
late 1800 - high
early 20th C - low
1990s - high
Today - low again (over-diagnosis, exaggerated claims, false memory syndrome)
List DSM-IV Dissociative Disorders
1) Dissociative Amnexia
2) Dissociative Fugue
3) Dissociative Identity Disorder (DID; fmr multiple personality)
4) Depersonalization Disorder
List DSM-V changes in Dissociative disorders
1) Dissociative Identity Disorder
2) Dissociative Amnesia (fugue no longer separate)
3) Depersonalization/derealization disorder
Types of Dissociative Amnesia
- suppressed memories
1) Localized (circumscribed period of time)
2) Selective (not all events during specific time period)
3) Generalized (loss of memory for entire life, but not general knowledge)
4) Continuous (loss of memory from a specific time to present. not general knowledge)
5) Systematized (specific categories of information)
Which type of dissociative amnesia is most rare? Why?
Continuous. Rare because typically organic. no general knowledge in this case.
Dissociative is to ____ amnesia as Fugue is to ____
Anterograde, Retrograde
Features of dissociative amnesia
- forget personal info
- autobiographical not general knowledge
- after stress
- spontaneously remits
- sometimes chronic or recurrent
Differential diagnosis of amnesia
- not organic like Alzheimer, dementia or blow to the head
- those typically forget all info including general knowledge
Describe Dissociative Fugue
- Fugue: from latin word for fleeting/running away/flight
- sudden unexpected travel AND forget past
- occasional assume new identity
- hours, months, years
- stress induced
- spontaneous recovery
- Rare (.2%)
- comorbid: mood disorders, substance abuse
What makes depersonalization unique
- no loss of memory
- short time
Features of depersonalization
- detached from mental process or body
- in a dream, observe one’s self. robot or machine
- diff’t from out of body - present but not in control
- reality testing remains intact (no delusions, hallucinations)
- self and world around is unreal
- common at mild levels (50%)
- adolescence, life-treat, stress
- symptom of other disorders: PTSD, depression, panic disorder
- only diagnosed if can’t meet criteria which it is symptom AND severe enuf to cause distress, impairment
Relation between depersonalization and PTSD
- dissociation as symptom
Define Somatoform disorders (DSM-IV)
- Physical symptoms not explained by a medical conditions
How is Somatoform different from:
- Psychophysiological conditions
- Malingering
Factitious disorders
Psychophysiological = psychosomatic
- Psych factors exacerbate illness
- anxiety, depression, maladaptive coping style
Malingering
- really faking, aware of doing so
Factitious
- create symptoms
- javex under skin
- want to go to hospital
Types of Somatoform disorders
1) Conversion disorder
2) Somatization disorder
3) Pain disorder
4) Body dysmorphic disorder
5) Hypochondriasis
Describe difference between Psychosomatic and Somatoform disorders
Psychosomatic = med + psychological Somatoform = purely psychological
Features of Conversion disorder
- inner body conflict is intolerable becomes bodily symptom
- affects voluntary or sensory function
- mimic neurological condition
- doesn’t conform to physiological patterns
- “La belle indeference” (patient not concerned) used 2b diagnostic sign
- lifetime prevalence 1%-3%
- Women > Men
- Late childhood to early adulthood
- symptoms: blindness, paralysis, seizures, visceral (lump in throat, coughing), loss of smell
Test for conversion disorder
- raise hand over head, drop it
- conversion: misses head
- real: smacks head
- thus: some control just not conscious
Other name for conversion disorder
Psychogenic illness
Criteria for Somatization disorder
- different body complaints different time
- many diff’t complaints over several years, starts before 30, many organs
- 4 pain symptom in different locations
- 2 GI
- 1 sexual not pain (no orgasm or erection)
- 1 psychdoneurological
- not explained medically
- not intention
- doctor shopping
Features of somatization disorder
- DSM-V: Somatic Symptom disorder
- comorbid: depression, anxiety, alcohol/substance, personality
- chaotic lives: suicide threats, relationship problems
- low psychological insight, awareness
- complications: unnecessary tests, meds, $ to HC system