Psychosis and Schizophrenia Flashcards
What are the main features of psychosis?
- loss of awareness of socially perceived reality
- not knowing what’s real, thinking it’s coming from the outside rather than their mind
What are the causes of psychosis?
- schizophrenia
- drug misuse
- severe depression
- neurological injury
What are the main features of schizophrenia?
- delusional beliefs
- hallucinations
- withdrawal states
Definition of delusional beliefs?
-belief that can be seen as a misinterpretation of reality
Definition of hallucinations?
- hearing voices tat others don’t hear
- may be quite frightening and usually tend to be negative
Definition of withdrawal states?
- avolition
- loss of energy and absence of interest in routine activities
Definition of positive symptoms?
- excess cognition
- something that has been added to the person’s life
What are the positive symptoms of schizophrenia?
- hearing voices
- delusions
- disorganised speech (jumping from topic to topic)
Definition of negative symptoms?
- deficits in behaviours
- something that’s been removed from the person’s life
What are the negative symptoms of schizophrenia?
- avolition (loss of energy)
- alogia (poverty of speech)
- anhedonia (inability to feel pressure)
- flat effect (outward expression)
What are the different forms that symptoms take in schizophrenia?
- disorganised
- catatonic
- paranoid
What are the disorganised symptoms?
- content of speech disordered and bizarre associations
- behaviour disorganised and not congruent with social cues
What are the catatonic symptoms?
- apathy
- withdrawal states
- leading to immobility (though with islands of excitement and agitation)
- may later recall experience
What are the paranoid symptoms?
- delusions prominent, especially persecutory
- hallucinations
What are the biological factors of schizophrenia?
- genetics
- biochemistry
- neurology