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Diagnostic Criteria Autistic
disorder DSM IV
- A total of six (or more) items from (1), (2), and (3),
with at least two from (1), and one each from (2) and (3):
- qualitative impairment in social interaction, as
manifested by at least two of the following:
- marked impairment in the use of multiple
nonverbal behaviors such as eye-to-eye gaze, facial expression, body
postures, and gestures to regulate social interaction
- failure to develop peer relationships
appropriate to developmental level
- a lack of spontaneous seeking to share enjoyment,
interests, or achievements with other people (e.g., by a lack of
showing, bringing, or pointing out objects of interest)
- lack of social or emotional reciprocity
- qualitative impairments in communication as
manifested by at least one of the following:
- delay in, or total lack of, the development of
spoken language (not accompanied by an attempt to compensate through
alternative modes of communication such as gesture or mime)
- in individuals with adequate speech, marked
impairment in the ability to initiate or sustain a conversation with
others
- stereotyped and repetitive use of language or
idiosyncratic language
- lack of varied, spontaneous make-believe play or
social imitative play appropriate to developmental level
- restricted repetitive and stereotyped patterns of
behavior, interests, and activities, as manifested by at least one of
the following:
- encompassing preoccupation with one or more
stereotyped and restricted patterns of interest that is abnormal
either in intensity or focus
- apparently inflexible adherence to specific,
nonfunctional routines or rituals
- stereotyped and repetitive motor mannerisms (e.g.,
hand or finger flapping or twisting, or complex whole-body movements)
- persistent preoccupation with parts of objects
- Delays or abnormal functioning in at least one of the
following areas, with onset prior to age 3 years: (1) social interaction,
(2) language as used in social communication, or (3) symbolic or imaginative
play.
- The disturbance is not better accounted for by Rett's
Disorder or Childhood Disintegrative Disorder.
Differential Diagnosis
Other Pervasive Developmental Disorders; Rett's Disorder; Childhood
Disintegrative Disorder; Asperger's Disorder; Schizophrenia; Selective Mutism;
Expressive Language Disorder; Mixed Receptive-Expressive Language Disorder;
Mental Retardation; Stereotypic Movement Habit Disorder.
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