Outcome Measure Dysexecutive Questionnaire (DEX). Sensitivity to. Change. Yes. Population. Adult. Domain. Behavioural Function. Type of Measure. Clinician. Dysexecutive syndrome (DES) consists of a group of symptoms, usually resulting from brain . The Dysexecutive Questionnaire (DEX) is a item questionnaire designed to sample emotional, motivational, behavioural and cognitive changes . ABSTRACT. The Dysexecutive Questionnaire (DEX) is a tool for measuring everyday problems experienced with the dysexecutive syndrome.
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The dysfunction can range from mild and subtle to severe and obvious. Many studies have examined the presence of DES in patients with schizophrenia.
People with DES can do fairly well on these tests because their problems are related to integrating individual skills into everyday tasks. Some researchers have suggested that DES is mislabelled as a syndrome because it is possible for the symptoms to exist on their own.
There is no cure for individuals with DES, but there are therapies to help them cope with their symptoms. The accumulated effects of the symptoms have a large impact on daily life. They are then instructed to think about how they accomplished this activity. Given such stimuli, subjects no longer performed below their age group average IQ. DES can affect a number of functions in the brain and vary from person to person. The Dysexecutive Questionnaire DEX is a tool for measuring everyday problems experienced with the dysexecutive syndrome.
They may have difficulty inhibiting many types of emotions such as anger, excitement, sadness, or frustration. The aim was to improve measurement of dysexecutive problems following acquired brain injury ABI. Handbook of clinical neuropsychology.
However, for the majority of the population such inattentiveness is manageable, whereas patients with DES experience it to such a degree that daily tasks become difficult. This new version of the tool could help guide selection of interventions for different types of dysexecutive problems and provide accurate measurement in neurorehabilitation services.
Dysexecutive syndrome – Wikipedia
Perseveration may explain why some patients appear to have obsessive-compulsive disorder. Perseveration is the repetition of thoughts, behaviours, or actions after they have already been completed.
For example, patients may decide they will have lunch with a friend their goal. Individuals with DES will have very poor working memory and short term memory due to executive dysfunction. This treatment method has resulted in improved daily executive functioning, however no improvements were seen on formal executive functioning tests. To accomplish this, therapists teach patients a three-step model called the General Planning Approach.
The presentation of auditory stimuli causes an interruption in current activity, which appears to aid in preventing “goal neglect” by increasing the patients’ ability to monitor time and focus on goals. The vagueness of some aspects of the syndrome has led researchers to test for it in a non-clinical sample. Both self- and independent-ratings were found to be performing reliably as outcome measures for at least a group-level.
Patients with DES seem to not be able to use this autobiographical memory as well as a normal person. Individuals with dementiadelirium or other severe psychiatric illnesses combined with DES often have disturbed sleep patterns.
This page was last edited on 11 Septemberat Differences between clinical and non-clinical individuals and total scores were also analyzed. Because individuals with this syndrome have trouble integrating information into their actions it is often suggested that they have programmed reminders delivered to a cell phone or pager.
Autobiographical memories can be used to help direct future behaviour. One method for individuals to improve in these areas is to help them plan and carry out actions and intentions through a series of goals and sub-goals. Patients in the chronic phase of the disorder have significantly lower scores than those who are acute. The most frequent cause of the syndrome is brain damage to the frontal lobe. Views Read Edit View history. The diagram helps organize their thoughts and shows the patient how they can change their behaviour in everyday situations.
DES can also cause patients to appear self-centered and stubborn . Cognition primarily refers to memory, the ability to learn new information, speech, and reading comprehension.
Because of this variance, it is suggested that the most successful therapy would include multiple methods.
This type of perseveration refers to when a patient cannot get out of a specific frame of mind, such as when asked to name animals they can only name one. There is a tremendous variability in the manifestations of executive dysfunction with strong influences often apparent from the afflicted person’s personality, life experiences and dysexecutie.
These tests assess executive functioning in more complex, real-life situations, which improves their ability to predict day-to-day difficulties of DES. Also tested were the dimensionality and structural model and its convergent and discriminant validity with other instruments.
Due to multiple impairments of cognitive functioning, there can be much more frustration when expressing certain feelings and understanding how to interpret every day situations. Patients are taught to think of specific times they went on a holiday and then to think how they may have planned these holidays.
The patients are then taught to monitor their executive functions and begin to evaluate them.
Assessment of patients with DES can be difficult because traditional tests generally focus on one specific problem for a short period of time. Another method of reminding is to have patients write a letter to themselves. Neurobiological brain disorder Syndromes affecting the nervous system Frontal lobe. The final stage, named Initiation, Execution, and Regulation, requires patients to implement their goals in their everyday lives. Execution and regulation are put into action with reminders of how to proceed if something goes wrong in the behavioural script.
The emotional symptoms that individuals with DES experience may be quite extreme and can cause extensive problems. This can affect their autobiographical memory. The results show that some dysexecutive behaviours are part of everyday life, and the symptoms exist to varying degrees in everyone. Results of schizophrenic patients on the Behavioural Questionjaire of the Dysexecutive Syndrome BADS test discussed below are comparable to brain injured patients. Training for DES patients asks them to think of a specific time when they did an activity previously.