9: Schizophrenia & Disorders of Self Flashcards
How did Emil Kraepelin (1856-1926) classified severe mental health problems?
Affective + non-affective categories
What does the category “dementia praercox”, devised by Emil Kraepelin mean?
Senility of the young
- assumed to be a tangible morbid process in the brain = accounting for slide into dementia
- but symptoms assumed unintelligible
What type of behaviours so sufferers of dementia praecox exhibit?
- intellectual impairment
- problems with attention + memory
- hallucinations
- delusions
Who is Eugen Bleuler (1857-1939?
Coined term SZ
- Schizen = slip
- Phren = mind
How did Eugen Bleuler explain SZ?
- Primary disorder
- affect, ambivalence, autism - Secondary disorders
- response to primary disorder
- delusions, hallucinations
What is the diagnostic criteria for SZ?
- need 2 or more of the following (Psychosis)
- delusions
- hallucinations
- disorganised speech
- grossly disorganised or catatonic behaviour
- negative symptoms - emotional flattening + apathy - deterioration of work, relations/ self-care
- continues for at least 6 months
Psychotic xp are key features of what other diagnoses within DSM V and how are they different from SZ?
- Schizoaffective Disorder
- prominent psychotic xp + less mood disturbance - Bipolar affective disorder
- greater emphasis on affect + activity levels
- the manic predominance
- less disturbances of social functioning - Severe depression w/ psychotic symptoms
- greater emphasis on depression
What are the Neo Kraeplinian assumptions of mental illness?
- Boundary clear between sick + normal
- Discrete mental illnesses - not one but many
- Primary focus of psychiatric physicians should be biological underpinnings
What are some positive symptoms?
GAIN
- delusions
- Hallucinations
- Disorganised thinking
- Misperceptions
What are some negative symptoms?
LOSE
- Blunted affect
- Poor initiation + planning w/ task
- Poverty of speech
- Anhedonia
What are some different ways symptoms can be categories?
- Positive
- Negative
- Mood
- Manic
- Anxiety
What is a general problem with diagnosis?
SZ fq = 1%
Chronicity
- SZ patients die younger
-
= people present certain symptoms but they can vary thought time
What is the frequency of SZ?
1% pop
What is the chronicity f SZ?
- SZ patients die younger
- males 5.1 greater mortality
- higher suicide rates
- More physical disease + homelessness
What is the management of SZ with medication like?
- 80/30% relapse rate after 1 yr
- greater affect on acute psychotic symptoms of SZ
What is thought to be the etiology of SZ?
- Convergence of different problems = syndrome, not just a single disease
- Brain abnormalities, although only 1/2 show it
- Stress diathesis Model
- Dopamine Hyp
What support is there for the genetic component of SZ?
1 SZ parent = 10%
2 SZ parents = 45%
= familia presentation
What is there to challenge the genetic component of SZ?
- not 100%
- only 11% cases of SZ have 1/+ parents with same diagnosis
- 37% of all SZ cases = not first/ second degree relative with same diagnosis
(Gottesman + Erlenmeyer- Minling, 2001) - family = genetic + social component
- TWINS