Schizo

Question 1

Schizophrenia

Answer 1

A. Two or more* of the following symptoms, present for a significant portion of time, during a 1-month period

• Only one symptom is necessary if delusions are bizarre OR hallucinations consist of a voice keeping a running commentary or two voices conversing
  1. Delusions
• Bizarre vs. Non-bizarre
• Referential
• Persecutory
• Grandiose
• Religious
  2. Hallucinations
  3. Disorganized speech (e.g., frequent derailment or incoherence)
  4. Grossly disorganized or catatonic behavior
  5. Negative symptoms
• Affective flattening
• Alogia (poverty of speech/content)
• Avolition (inability to initiate/pursue activities)

B. Social/occupational dysfunction
C. Continuous signs of disturbance persist for at least 6 months

D. Schizoaffective and Mood Disorder exclusion:
No mood episodes have occurred concurrently with active-phase Sxs OR
If mood episodes occurred concurrently, their total duration has been relatively brief

E. Substance/GMC exclusion
F. Relation to Pervasive Developmental Disorder
If history of PDD, additional dx is only made if prominent delusions or hallucinations are also present for at least a month

Question 2

Schizo subtypes

Answer 2

Paranoid Type
Disorganized Type
Catatonic Type
Undifferentiated Type
Residual Type

Question 3

Schizoaffective

Answer 3

A. Uninterrupted period of illness, and at some point there is a mood episode concurrent with symptoms meeting Criterion A for Schizophrenia

B. During the same period of illness, there have been delusions or hallucinations for at least 2 weeks in the absence of prominent mood symptoms.
C. Symptoms that meet criteria for a mood episode are present for a substantial portion of the total duration of the active and residual periods of the illness.

D. The disturbance is not due to the direct physiological effects of a substance (e.g., a drug of abuse, a medication) or a general medical condition.

Question 4

Brief psychotic disorder

Answer 4

less than 1 month

Question 5

Schizophreniform Disorder

Answer 5

1-6 months

Question 6

Delusional Disorder

Answer 6

non bizarre delusion

Question 7

Shared Psychotic Disorder

Answer 7

more than 1 person, shared between 2 or more ppl

Question 8

Substance-Induced Psychotic Disorder

Answer 8

i.e. withdrawal or intoxication

Question 9

paranoid subtype

Answer 9

preoccupation w/ delusions or hallucinations, but no disorganized speech, disorganized or catanoic behavior, or flat or inappropriate affect. Has best prognosis

Question 10

catatonic subtype

Answer 10

dominated by postural and/or movement abnormalities, mutism, or echolalia

Question 11

disorganized subtype

Answer 11

Has worst prognosis. Disorganized speech, disorganized behavior, and flat or inappopriate affect

Question 12

undifferentiated subtype

Answer 12

patient doesn’t meet criteria for the previous subtypes but still meets general criteria for schizo

Question 13

residual subtype

Answer 13

met criteria for schizo in past but no longer do. have prominence of neative symptoms but no prominent delusions, hallucinations catatonic symptoms, or disorganized behavior or speech

Question 14

negative symptoms

Answer 14

involve a decrease in behavior- i.e. flat affect, anhedonia, and lack of motivation

Question 15

positive symptoms

Answer 15

involve an excess of ideas, sensory experiences, or behavior, i.e. hallucinations, delusions, and bizarre behaviors

Question 16

affective flattening

Answer 16

difficulty in communicating emotion or expressing feelings through facial expression and tone of voice

Question 17

alogia

Answer 17

slowness to respond, with amount and content of speech restricted or interrupted

Question 18

avolition

Answer 18

absence of drive and motivation

Question 19

anhedonia

Answer 19

feelings of emptiness and reduced interset in activities and relationships