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Mental
Retardation and Mental Illness: The Other Dual Diagnosis
Treatment
of Behavior, Not Control
By Marie Hartwell-Walker, Ed.D.
October 2, 2006
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I
think it’s a holdover from the old days. As recently as only thirty
years ago, many people in the field thought that people with mental
retardation could not have a mental illness.
Some people even thought that people with mental retardation
didn’t have feelings like the rest of us, or didn’t want to relate
to other people, or were too “retarded” to make sense of things. It’s
interesting and humbling to realize that when people are convinced that
something is true, they often don’t get confused even by their own
observations. Looking through the lens of “he’s retarded”, good
hearted people just didn’t recognize that the people in their families
or in their care do feel, think, make sense of things, and, sometimes,
are overwhelmed by their feelings and by their situations.
Looking through the lens of mental retardation, these
well-intended people didn’t consider that cognitively disabled people
can have the same biochemical imbalances that cause various mental
disorders from depression to schizophrenia.
Looking through the lens of mental retardation, these good
hearted people didn’t know that they could help mitigate the cause of
the distress by treating it in the same way as they would any other
person having a hard time. Instead, they tried to control it. But
those were the old days. Behavior change is now recognized as an
important clue that something is going on. Experienced caregivers
observe, keep careful data, and analyze. Yes, sometimes behavior is a
bid for attention, or a way to avoid a task, or a temporary expression
of frustration. In those cases, a behavior plan can be very helpful. But
behavior change can also indicate something more serious. Perhaps the
person is physically ill. Over 80% of psychiatric admissions for people
with retardation lead to the discovery of an undiagnosed and untreated
medical condition. The most common are urinary tract infections and
constipation. Maybe she or he is reacting to a medicine. Non-psychiatric
medicines can produce psychiatric problems which in turn can cause
behavior change. For people over age 50 (age 40 for people with Down
Syndrome), it can be an indicator of emerging dementia. Or maybe it’s
a signal that there is an emerging mental illness. Depending on the
study, it is now estimated that 30 – 80% of people with mental
retardation also have mental health issues. Modern psychiatry and
psychological practice recognize that people with retardation suffer
from the full range of psychopathology as everyone else, from anxiety
and depression to psychosis. In
any of the above situations, a behavior plan not only won’t help, but
will either mask or exacerbate the problem. Good analysis leads to a
good diagnosis which then informs treatment. And good treatment often
then leads to reduction or elimination of behaviors that trouble others. How
do we know if someone has a mental illness?
Just
like people in the general population, -people with mild mental
retardation can tell a doctor how they feel. Although their language may
be more literal and concrete, they can and do talk about their symptoms
and what is going on in their lives that is difficult. For these
individuals, a psychiatrist or a psychologist can use the same criteria
for evaluating symptoms as anyone else. The DSM (Diagnostic and
Statistical Manual) which describes the symptoms associated with every
mental illness is usually helpful. Medication can be prescribed when
appropriate and the person can often take advantage of individual talk
therapy or group therapy as well. But
because the DSM relies heavily on self-report of internal states, it is
not as useful for people who are more cognitively impaired. For those
individuals, behavior change that is observed by family and/or
their staff is the key clue. Generally, we consider the possibility of
mental illness when the behavior is consistent across settings; when a
consistently applied behavioral intervention doesn’t create change;
and when the person seems not to have any control over it. Behaviors
are seen as outward manifestations of the internal states described in
the DSM. Anxiety, for
example, may be expressed by pacing, restlessness or shouting.
Caregivers might report sleeplessness, increased aggression, or
trembling. Depression, on the other hand, might be indicated by a
general slowing down, irritability, complaints of being tired, refusal
to do things that used to give the person pleasure, or a drop in
willingness to do self care. If a person starts to cover his or her ears
or rub the eyes, brush at unseen things, or talk to the wall, it could
be that there are auditory or visual hallucinations. It takes very
careful observation and sometimes equally careful questioning of the
people who know the person best to begin to understand what the person
is experiencing. What
to do: If
you think a family member with retardation is in psychological distress,
it’s important to find a doctor who is knowledgeable in the field. A
doctor who has had specific training and experience with people with
mental retardation is going to be more sensitive to the unique ways that
these individuals show distress and to the ways that they show negative
side effects to medication. We are very fortunate to live in a time when
medicines have been developed that can relieve psychiatric suffering.
But medicine should be used to treat, not to control. Doctors who have
experience in dual MR/MH diagnosis take the time to attend to the data
presented by staff and/or family and prescribe medicines to specifically
address symptoms. In addition, a psychologist or clinical social worker
who has experience in the field may be able to suggest changes in the
environment, routines, or interactions with family and/or caregivers
that might relieve some of the stress on the person. In addition,
sometimes individuals, even individuals with severe retardation, can be
taught some ways to relax or calm themselves. Back
to our new teacher:
She’s young. She’s new. She doesn’t yet have a lot of
experience. But she really does care. She wants the behaviors to stop
because the person is hurting himself, because he is hurting others, and
because she doesn’t know what to do. Fortunately her supervisor has
been in the field for awhile. She knows that people with retardation
really are fundamentally just like everyone else. So his parents will be
called in to compare notes, data will be analyzed, a doctor will be
consulted, and every effort will be made to figure out what is going on.
Our new teacher will learn and grow into her job. The student will be
given the relief and dignity of treatment instead of being merely
controlled. It’s been a good day. |
This article originally appeared on Psychcentral.com.
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