Pervasive Developmental Disorders Flashcards Preview

Medicine > Pervasive Developmental Disorders > Flashcards

Flashcards in Pervasive Developmental Disorders Deck (22)
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1
Q

what is pervasive developmental disorders?

A

impaired social interactions, abnormal language development and restricted behaviors

2
Q

when do PDDs usually emerge?

A

before age 3

  • noticed when language doesn’t develop properly
  • displaying odd, repetitive behaviros
3
Q

what is characteristic of autism?

A

impairment in social functioning and communication

-obsess over routines and having everything be the same each day

4
Q

which gender is more likely to have autism?

A

boys

5
Q

which chromosmal abn has an a/w autism?

A

fragile X syndrome, tuberous sclerosis

6
Q

what percentage of autistic children are also mentally retarded?

A

70%

7
Q

what social impairments are present in autism?

A

unable to relate to others and share enjoyment
atypical expression and inability to recognize emotions that others are expressing
parent attachment is unusual and difficult to read

8
Q

what communication impairments are present in autism?

A

inconsistent use of early preverbal communications
protoimperative vs protodeclarative
-use instrumental gestures rather than expressive
-pronoun reversals, echolalia

9
Q

what is the cut-off age for language acquisition in autism?

A

5 yo, some begin to speak but regress around 12-30 months

10
Q

what repetitive behaviors are present in autism?

A

hyperfocused on one area of interest
stereotyped body movements
self stimulatory behavior (hand flapping)

11
Q

what is an autistic savant?

A

an area in which an autistic child excels…most common is dates

12
Q

what is sensory dominance?

A

an autistic childs tendency to focus on one sensory input over others

13
Q

what is stimulus overselectivity?

A

tendency to focus on one feature of an object or event in the evironment while ignoring other equally important features

14
Q

what are common cognitive deficits in autism?

A

=do not understand pretend or engage in pretend play

  • deficit in mentalization or theory of mind
  • difficulty understanding others and their mental states
  • do not understand false beliefs
15
Q

what is the focus of autism therapy?

A

target behaviors to help with school and live independently

early detection and intensive therapy is important

16
Q

what is Rett’s disorder?

A

developmental deterioration after a normal first 5 months

  • decelerating head growth
  • loss of social engagement
  • loss of purposeful hand movements
  • poor coordination of trunk
  • impaired language
17
Q

which gender is mostly affected by Rett’s?

A

females

18
Q

what is prognosis of Rett’s?

A

poor, many do not walk

txment is aimed at avoiding self injury

19
Q

what is childhood disintegrative disorder?

A

marked regression in several areas of functioning after two years of normal development

20
Q

which gender is most affected by disintegrative d/o?

A

boys

21
Q

what is prognosis of disintegrative d/o?

A

similar to autism (spectrum)

txment is similar also

22
Q

what is asperger’s?

A

major difficulties in social interactions and unusual patterns of interest, with relatively intact cognitive and communication skills

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