Schizophrenia Flashcards
What is psychosis
Experiencing a reality different to everyone else’s
No insight
Symptoms of psychosis
- Hallucinations
- Delusions
- Formal thought disorders
- Fragmentation of the boundaries of the self
Positive symptoms
- delusions
- hallucinations
- thought disorders
Negative symptoms
- social withdrawal
- anhedonia
- Lack of emotion + flattened
Types of hallucination
Auditory - 2nd or 3rd person Visual - likely to be delirium Olfactory - possible frontal lobe pathology Somatic Taste
Pseudohallucinations - voices in their head
Types of delusions
Persecutory- people coming after them
Grandiose - special ability or they are amazing
Reference - everything is about them
Erotomanic- someone is in love with them
Hypochondriacal - you have an illness
Types of formal thought disorder
Thought broadcast - other people can hear your thoughts
Thought insertion - someone is putting thoughts in your head
Thought withdrawal - thoughts are taken away
Passivity phenomena - someone is controlling you like a puppet
Running commentary
Organic causes of psychosis
Delirium Dementia Infection Endocrine disorders - thiamine deficiency Temporal lobe epilepsy
Acute psychotic episode
Psychosis for less than 28 days
Definition of schizophrenia
Characterised by psychotic episodes and negative symptoms
Symptoms for most days for at least 28days
Epidemiology of schizophrenia
1% prevalence
More common in Afro - Caribbean UK migrants
Family history
Illicit drug use
Biopsychosocial management of schizophrenia
Biological:
- admit according to risk
- bloods - exclude organic cause
- drug test
- CT in older patients
- 2nd generation antipsychotics
- benzodiazepines- acute stabilisation
Psychological:
- CBT
- Family therapy
- CMHT
- CPN
Social:
- social worker
- social prescribing
Capgras delusion
A friend or family member has been replaced by an identical imposter
Cotard’s delusion
Body or body part is dying
Formication
Paraesthesia where insects are crawling on skin
