IQ and High Functioning Autistic
By Inderbir Kaur Sandhu, Ph.D
Q:
My son is 6 years old and was diagnosed as high functioning
autistic when he was 5. He didn't start talking until he was
3, but he met all of his other milestones at the appropriate
age. He doesn't seem to have any "special" interests (they
change every few months), and he doesn't talk incessantly
about any subject. But he does learn quickly and has an
excellent memory.
I feel that he has an average IQ, although I wonder if that
will change in the future. Last year, in kindergarten, his
reading and math scores were higher than his NT classmates.
This was a surprise to us! Can giftedness come at a later
age? Or is his diagnose of autism possibly masking his
intelligence?
A: High functioning autism (HFA)
are children who are autistic by definition yet are able to
communicate, do not have overly severe social impairments,
and have only minor deficits in autism. Their IQ ratings are
near normal, normal, or even high, so you may have an answer
here. I believe HFA is sometimes used in the same thought as
Asperger's Syndrome.
Have you tested your son's IQ? It is quite possible that
your son to be above average in terms of intelligence and
this is not surprising for children diagnosed with HFA. It
is also possible that you son is gifted and his giftedness
being masked due to the labeling. I believe that this is not
something that came at a later age, but has probably been
there, just unidentified. This may be the case also because
giftedness and HFA don not always work together. Sometimes
the characteristics of one syndrome simply take over the
other. Gifted HFA may unintentionally engage in behaviors
that provoke a ridiculing or teasing reaction from others in
part because they lack the perspective to see their actions
as inappropriate.
The main distinction between highly gifted children and
those with HFA are; the highly gifted are usually socially
isolated, independent of peers, advanced and sophisticated
vocabulary, use complex cognition and advanced understanding
as opposed to HFA individuals who are generally more
socially incompetent, unskilled with peers,
hyperlexic, use simple cognition and advanced memorization.
With the right intervention, the HFA child can learn to
overcome his difficulties and eventually be mainstreamed
into a regular classroom. People often have misconceptions
of HFA children that they are unable to accomplish or even
learn many tasks if the reflect low IQ scores. This is not
true since measuring the IQ of such children cannot be done
with any degree of accuracy. Many factors, such as
distractions in the testing environment as well as their
level of hyperactivity may interfere with the test taking.
Sometimes, the child may just require more time to respond
along with some visual input to help clarify a question.
This is especially true since autistics tend to think in
more visual terms than most people do. It is also true that
they tend to have a much higher performance IQ compared to
verbal IQ.
It is a fact that if literature is reviewed, it is often
indicated that truly outstanding in any field may be
associated with some type of abnormality. Therefore,
perhaps, a little bit of autism genes may provide an
intellectual advantage and too much of the genetic may cause
a severe case of autism.
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