SCHIZOPHRENIA
, DIAGNOSTIC CLASSIFICATION
[SCHIZO] [PHREN] IA
split mind
o Multi-disciplinary treatment
o Onset: adolescence – mis-30s
o Brain function changes
o 1% of population (70million people)
o Paranoid, disorganised, catatonic, (undifferentiated), residual
DSM-5
o 1+ positive symptoms for >6months
o Takes various factors into account
o 5 sub-types
ICD-10
o 2+ negative symptoms for >1month
o Doesn’t consider other factors
o 7 sub-types
Negative symptoms:
o The loss of usual abilities/experiences
Avolition/Apathy: reduced motivation/reduced energy
Speech poverty (Alogia): reduced amount/quality of speech
Positive symptoms:
o Additional experiences beyond ordinary
Hallucinations: experiences not ‘real’ in society and in any modality
Delusions/Paranoia: irrational beliefs and anxieties
Disorganised speech/behaviour: slurred speech, nonsensical language, uncoordinated
movements
, DIAGNOSTIC CLASSIFICATION
[SCHIZO] [PHREN] IA
split mind
o Multi-disciplinary treatment
o Onset: adolescence – mis-30s
o Brain function changes
o 1% of population (70million people)
o Paranoid, disorganised, catatonic, (undifferentiated), residual
DSM-5
o 1+ positive symptoms for >6months
o Takes various factors into account
o 5 sub-types
ICD-10
o 2+ negative symptoms for >1month
o Doesn’t consider other factors
o 7 sub-types
Negative symptoms:
o The loss of usual abilities/experiences
Avolition/Apathy: reduced motivation/reduced energy
Speech poverty (Alogia): reduced amount/quality of speech
Positive symptoms:
o Additional experiences beyond ordinary
Hallucinations: experiences not ‘real’ in society and in any modality
Delusions/Paranoia: irrational beliefs and anxieties
Disorganised speech/behaviour: slurred speech, nonsensical language, uncoordinated
movements
