Psych Flashcards
What are some possible factors that may cause Schizophrenia?
Genetic Predisposition
Biochemical dysfunction
Physiological Factors
Psychosocial Stress
What is the word schizophrenia derived from?
Greek words “skhizo” (split) and “phren” (mind)
Of all mental illnesses, ________ probably causes more lengthy hospitalizations, chaos in family life, exorbitant costs, & fears.
Schizophrenia
What is the prevalence of schizophrenia? (percentage)
1%
What are the 4 Phases of Schizophrenia?
1) Premorbid
2) Prodromal
3) Active
4) Residual
Stage of Schizophrenia with: Normal Functioning Shy/withdrawn Poor Peer Relationships Doing poorly in school Antisocial Behavior
Stage 1: Premorbid Phase
Stage of Schizophrenia with:
Deterioration in role functioning and social withdrawal
Last from few weeks to few years
Sleep disturbance, anxiety, irritability
Depressed mood, poor concentration, fatigue
Perceptual abnormalities, Ideas of Reference, & Suspiciousness
Substantial functional impairment (ADL’s)
Phase 2: Prodromal Phase
Which phase of Schizophrenia somewhat resembles adolescent behavior?
Phase 1: Premorbid Phase
What are “Ideas of Reference”?
When a person believes that generic things going on in the environment are specific to them; ie a person thinks a news broadcast is about them
Phase of Schizophrenia:
Delusions
Hallucinations
Impairment in work, social relations, and self-care
Phase 3: Active Phase
Phase of Schizophrenia:
Symptoms similar to Prodromal Phase
Flat affect and impairment in role functioning are prominent
Phase 4: Residual Phase
Schizophrenia is ___ &____
Cyclical and Chronic
Factors associated with a positive prognosis for Schizophrenia:
Good Premorbid adjustment Later age at onset Being female Abrupt onset precipitated by a stressful event Associated Mood Disturbance Good inter-episode functioning Brief duration of Active Phase Symptoms Minimal Residual Symptoms (flat affect, etc) Absence of Brain Structure Abnormalities Normal Neuro Functioning Family History of Mood Disorder No Family History of Schizo.
Predisposing Factors for Schizophrenia:
Genetics
Biological Influences (excess dopamine and abnormalities in other neurotransmitters)
Physiological Influences
Viral Infection
Anatomical Abnormalities
Histological changes in brain
Epilepsy
Huntington’s chorea
Birth Trauma
Head Injury in adulthood
Alcohol Abuse
Cerebral Tumor
CVA
Systemic Lupus Erythematosus (lesions on brain)
Myxedema (hypothyroid)
Parkinsonism
Wilson’s Disease (body unable to rid copper; dz attacks CNS)
Psychological Influences: No longer hold credibility
Sociocultural Factors (poverty is linked with dev. of it)
Environmental (stress may exacerbate or cause relapse)
What’s the Downward Drift Hypothesis?
Poor social conditions seen as a consequence of, rather than cause of, schizophrenia