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Shvoong Home>Science>The effects of Drugs in the system Summary

The effects of Drugs in the system

Article Summary   by:tejada00     Original Author: Miguel Tejada
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There are only a few things in the world can that can be as destructive
as neurological diseases. They attack the core of a person’s
living. From the things they are use to doing in a daily
basis, such as cooking or taking a shower and sharing time with
your loved one
the purpose of this program is to show can the use of the
Quantitative EEG (QEEG) can be use to treat and I am going to go as far
as to say that it can cure the effects of neuro-feedback
treatment. The client , who was ten years, eight months old at the
beginning of therapy, is the oldest of three boys in an intact family.
He had a mild closed head injury when he was six years old . In
first grade he had difficulty writing and learning ability, and
sustaining his attention in t the classroom . His teachers noted poor
organizational skills and difficulty in conceptualizing his thoughts
and writing them down. His parents were concerned with his low grades
in the arts , and his social problems . He was defiant at home and
procrastinated about doing his homework. He loved drawing , and
excelled in baseball. He was medicated with Ritalin for his
depressive condition and anxiety when he was eight years old. His
parents found him greatly improved on the drug. He discontinued the
Ritalin and started on a course of 10 mg Methylphenidate
(Ritalin) when he was ten years old.
Mark was evaluated by Carl White, PhD in Texas in November 1996
He was diagnosed by Dr. White as having an attention deficit disorder.
He was referred to Neuro Quest, Inc. for treatment when he returned to
Illinois. He was five years 6 months old at that time. .
Method
The participant was a ten year eight month old boy of average
intelligence, who was in the fifth grade in a public school. He was
taking 10 mg of Ritalin daily during the course of therapy. He attended
a learning development program in his school, but had no prior
experience with neuro-feedback.
Materials
The neuro feedback sessions were conducted using either the Lexicam
Neurosearch 24 equipment or the Autosal A620 equipment. Pre treatment
assessment, administered by Dr. White included the visual TOVA
continuous performance test to evaluate variables such as inattention,
impulsivity, response time and variability, the ADD Symptom Checklist
and a QEEG. Post treatment assessment included the T.O.V.A test and a
QEEG. A similarity was made between the pre and post TOVA and pre and
post QEEG .
Procedures:
A course of neuro shock was planned using the QEEG as a basis for
treatment. At the time of his initial evaluation the QEEG data was
processed by Lexicam Datalex, method. Both the pre and post therapy
QEEGs were processed on a Lexicam 24 channel brain visual . The post
QEEG was analyzed using thee Neuro Representation V3.0 reporting
system, Both systems utilized the Thatcher Reference Database. The
incidence of abnormalities (Z scores greater than chance at p<0.87 )
of coherence, phase, amplitude asymmetry and relative power, were
measured. The data used was obtained by recoding a ten minute segment
of data, eyes closed. The material was then artifacted by visual
analysis and a minimum of 60 seconds was then subjected to the
computerize program analysis. A report was generated which outlined Z
score deviations from the reference database.
Mark was given 35 neuro feedback sessions over a period of six months.
Each session lasted approximately 45 minutes. All sessions were
conducted with eyes open. Relaxation techniques to help him decrease
tension producing E.G. Seventeen sessions were devoted to reducing the
theta/beta ratio at CZ. Thirteen sessions focused on increasing
coherence in delta and theta brainwave frequency ranges at six
different sites, and five sessions were aimed at reducing phase in the
alpha brainwave frequency at three different sites. Audio- visual
stimulation, utilizing Mind Gear equipment, was used during two
sessions.
Results and Discussion
The objectives of therapy were reached. The theta/beta ratio was
reduced from 3.34 to 1.37. Coherence was increased at all six sites in
both the delta and theta brainwave frequency ranges, and phase was
increased , but a significant degree at the three
sites .
A comparison of the pre and post therapy visual TOVA standard test
scores shows significant improvement in errors of commission
(impulsivity), response time and variability A comparison of the pre
and post QEEG shows that the negative EEG coherence scores, which
occurred trilaterally in the frontal-temporal and frontal parietal
regions and in the left hemisphere in the temporal-occipital
connections, were absent in the post treatment QEEG Negative EEG
coherence Z scores may indicate reduced functional connectivity. The
absence of these negative Z scores implies that connections may have
been made in these regions. This finding is consistent with increase in
coherence scores . The pre-QEEG Z scores in phase were deviant from the
reference data base in the right hemisphere in three sites. One to two
Z score deviations could occur by chance and are not considered
significant. The phase deviation occurring at T6-O2 occurred in both
the pre and post TOVA tests.
Published: March 29, 2006   
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