Characterized by abnormalities of one or more: delusions,hallucinations,
disorganized thinking (speech), disorganized or abnormal motor (including
Schizophrenia Spectrum & Psychotic catatonia) & negative symptoms. Severity is rated by assessing the
Other Disorders primary symptoms of psychosis on a 5point scale for each so based
on presence & strength of the
screen from 0 (not present) to 4 (present & severe). Disorders presented
in order of severity.
Fixed, false beliefs that are unchangeable. Content varies and can be
Delusions (thinking) bizarre or non- bizarre. Non-bizarre are situations that are possible and
bizarre are those that are
clearly implausible
Vivid & clear perceptions that occur w/out external stimuli. May occur
Hallucinations (perception) in any sensory modality. Auditory experiences are the most common
and tend to be experienced as voices that are distinct from one's own
thoughts
Usually inferred from speech - person switches from topic to topic
Disorganized Thinking (derailment or loose associations) or provides answers that diverge
from questions asked
(tangentiality)
May range from childlike silliness to unexpected agitation, typically
interfering with goal-directed behaviors and activities of daily living.
Grossly Disorganized or Abnormal Catatonia is a marked decrease in reactivity that ranges from resistance
Motor Behavior (including to instructions (negativism), to maintaining odd posture,to lack of
catatonia) verbal or motor response (mutism and stupor). Can also
involve excessive motor activity (catatonic excitement) repeated
stereotype movement, grimacing, and echoing of speech.
Include diminished emotional expression and avolition (decrease in
Negative Symptoms self-initiated purposeful activities), alogia (reduced speech output),
anhedonia (diminished
pleasure) & asociality (lack of interest in social interactions)
, Can be coded for any of the disorders. Criteria involve a clinical picture that is
dominated by 3 or more: stupor (no psychomotor activity), catalepsy
(posture is held passively, against gravity), waxy flexibility (resistance
to positioning by another), mutism (no verbal response), negativism
Specifier w/catatonia
(no response instructions or external
stimuli), posturing (actively maintaining a posture against gravity), mannerism
(caricature of normal actions), stereo to be repetitive non-goal directed
movements, agitation, grimacing, echolalia (mimicking another's
speech) or echopraxia (imitating another's movement)
Is considered part of the schizophrenia spectrum and is also in the
Schizotypal Personality Disorder
personality disorders.
One or more delusions for at least one month with no additional
symptoms found in schizophrenia. The person's behavior is relatively
unimpaired and is not obviously. If manic or major depressive episodes
Delusional Disorder occur concur with the delusions, the duration of the moon episode is
brief relative to the duration of the delusion. Specifiers include
erotomanic type, grandiose type, jealous type, persecutory type,
somatic type,
mixed type, and unspecified type. Specifier with bizarre content if
bizarre. Onset is typically in middle to late adulthood & the most
common subtype is persecutory
Involves delusions and which another person, usually of higher status, is
Erotomanic type
in love with the individual
Characterized by delusions of inflated self-worth, power, knowledge,
Grandiose type
or a special relationship to a deity or famous person
Involves delusions in which the person believes that a sexual partner is
Jealous type
being unfaithful
Characterized by delusions in which the person is being persecuted or
Persecutory type
ill treated, which may trigger violent behavior
Somatic type Involved illusion relating to body functions and sensations
Involves characteristics of more than one of the types of without any
Mixed type
single theme predominating
Unspecified type Delusions who's themes are not characteristic of any of the types
Characterized by one or more: delusions, hallucinations, disorganized
speech, or grossly disorganized or catatonic behavior. The episode
Brief Psychotic Disorder lasts from one day to one month with eventual return to premorbid
level of functioning. Specifiers: with Mark stressor, without marked
stressor, or with postpartum onset. With catatonia is also used.
, Symptoms are identical to schizophrenia and distinguished only by duration.
Diagnosis is made when the duration of the illness is at least one month
but less than six. If person has not recovered after onset "provisional"
Schizophreniform Disorder
is added to the dx and will be changed to schizophrenia after 6
months. Specifiers include with good
prognostic features & without good prognostic features. catatonia is
also used if present
Include two or more: onset of prominent psychotic symptoms within
four weeks of the first noticeable change in behavior (acute onset),
Good prognostic features
confusion or perplexity, good premorbid social and occupational
functioning, and absence of flat or blunted
affect.