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Common Adult Brain Disorders
Table 7-3 lists three major categories of mental disorders: anxiety disorders, mood disorders, and psychotic disorders (USDHHS, 1999). Mental disorders affect people of all ages, sex, racial, educational, socioeconomic, and ethnic groups. It is reported that approximately 40 million Americans aged 18-64 years, or 21 percent of the population have a diagnosis of a mental disorder. This translates to 151,842 persons per year in the Travis County area who have a brain disorder. Table 7-3 reflects the prevalence of mental disorders in the Travis County area.

There are many different kinds of brain disorders and mental illnesses experienced by adults. Left untreated, disorders of the brain profoundly disrupt a person's ability to think, feel, and relate to others or their environment. Research over the last few decades has confirmed the biological basis for brain disorders and, most importantly, treatments that work. A summary review of common brain disorders and mental illnesses is provided as follows.
Anxiety Disorders
Anxiety disorders are the most prevalent mental disorders in adults and affect twice as many women as men. Anxiety disorders are common in all human cultures. Anxiety disorders are manifested in the disturbance of a person's mood, thinking, behavior, and physiological behavior. Anxiety may be understood as the pathological complication or extension of normal fear (USDHHS, 1999, p. 225). Early ages of onset, chronicity, relapsing or recurrent episodes of illness, and periods of disability characterize anxiety disorders (USDHHS, 2000). Table 7-4 provides some basic information, risk factors, and intervention/treatment strategies on anxiety disorders in the Travis County area
Table 7-4: Anxiety Disorders Data in Travis County
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List of Common Anxiety Disorders
Panic Disorders
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Phobias
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Obsessive-compulsive Disorder
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Generalized Anxiety Disorder
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Post-traumatic Stress Disorder
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Risk Factors
Biological and genetic factors
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Stressful life events
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Trauma
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Acute Stress Response
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Anatomical and Biochemical Factors
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Neurotransmitter Alterations
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Psychological Factors
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Intervention/Treatment
Pharmacotherapy |
Psychotherapy and Counseling |
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Education Source: USDHHS, 1999
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Description of Adult Mental Health Home Page
Mood Disorders/Depression
Tragedy, an unexpected loss of a loved one or even employment that leads to periods of sadness may be a realistic experience from time to time. However, a depressive illness is not just a case of the blues but a severe and persistent biological disease. The National Institute of Mental Health (NIMH) reports that scientists believe major depression has a genetic component, meaning that those families with a history of depressive illness may have a biological susceptibility to depression. Healthy People 2010 notes that "major depressive disorder differs both quantitatively and qualitatively from normal sadness or grief, which is typically less pervasive and generally more time-limited" (USDHHS, 2000).
There is current treatment that can alleviate each of these challenges. Medications, counseling, and support services can be used alone or in combination of each other that significantly reduce the impact of depression. Table 7-5 provides some basic information, risk factors, and intervention/ treatment strategies on mood disorders in the Austin/Travis County area.
Table 7-5: Mood Disorders Data in Travis County
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Risk Factors
Biological and Genetic Factors
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Stressful Life Events
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Cognitive Factors
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Temperament and Personality
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Intervention/Treatment
Pharmacotherapy |
Psychotherapy and Counseling |
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Studies reveal that primary care practice has low rates of both recognizing and providing appropriate treatment of depression.
1/3 to 1/2 of persons with major depression go unrecognized in primary care settings.
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Some of the symptoms of severe depression are:
- Hopelessness;
- inability to experience pleasure;
- inability to feel a positive mood shift in response to something agreeable;
- suicidal thoughts; and/or
- psychotic symptoms (such as delusions or hallucinations).
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Schizophrenia
Schizophrenia is a brain disorder, impacting about 1.3 percent of the U.S. population. The rate of schizophrenia is low when compared to other mental disorders, yet its severity and debilitating effects are noticed from the personal level of the individual diagnosed, to family, friends, and the community. Schizophrenia is characterized by profound alterations in cognition and emotion (USDHHS, 1999). Common symptoms associated with schizophrenia are hearing internal voices, hallucinations, and delusions. Diagnosis of schizophrenia is determined by a pattern of signs and symptoms, in conjunction with impaired occupational or social functioning (USDHHS, 2000).
The course of the illness is variable with most people experiencing periods of exacerbation and remission. This can be one of the debilitating effects of the illness with perceived recovery being reversed by another episode (USDHHS, 1999). Table 7-6 provides some basic information, risk factors, and intervention/treatment strategies on schizophrenia in the Travis County area.
"If cancer can be spoken of as 'a death by inches,' the need being for 'death with dignity,' then schizophrenia can certainly be seen as 'a life by inches,' the need being for 'life with dignity'."
-Dr. Samuel Keith, Director of Schizophrenia Research at NIMH
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Table 7-6 Data on Schizophrenia for the Travis County Area
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In adults ages 18-54, it is currently estimated that 9,400 people in Travis County have developed schizophrenia.
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Onset generally occurs during young adulthood (mid-20s for men and late-20s for women).
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It is estimated that half of the persons diagnosed with schizophrenia develop alcohol or drug abuse problems.
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It is estimated that about half of the persons who have developed schizophrenia do not seek treatment.
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Schizophrenia is neither "split personality" nor "multiple personality."
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Risk Factors
Intervention/Treatment
Pharmacotherapy with antipsychotic medication |
Psychotherapy |
Psychosocial Rehabilitation and Skills Development |
Coping and Self-Monitoring Skills |
Family Interventions |
Vocational Rehabilitation |
Source: USDHHS, 1999
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Adult Mental Health Home Page
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