Psychotic Disorders

Question 1

Brief Psychiatric Rating Scale (BPRS)

Answer 1

Clinician rated

Primary use is in schizophrenia

Measures psychotic and non psychotic symptoms

Question 2

Positive and Negative Symptoms of Schizophrenia (PANSS)

Answer 2

Clinician rated

Used to assess severity of symptoms

Also used to monitor change in presentation / response to treatment

Question 3

Scale for Assessment of Positive / Negative Symptoms (SAPS/SANS)

Answer 3

Information is drawn from the history and from the clinician’s observations of the patient

Assesses psychotic symptoms, negative symptoms and disorganised behaviour / thoughts

Question 4

Abnormal Involuntary Movement Scale (AIMS)

Answer 4

Clinician rated

12 items rated 0-4

Used to assess for side effects of antipsychotics

Question 5

Barnes Akathisia Rating Scale (BARS)

Answer 5

Used to assess severity of akathisia

Clinician administered but includes a subjective component