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Organic causes of mania
1Department of Psychiatry and Psychology, Mayo Clinic, Rochester, MN 55905.
Mayo Clinic Proceedings
|September 1, 1988
Summary
Distinguishing organic mania from bipolar disorder is crucial. Organic mania, often seen in older adults, presents with elevated mood and requires medical evaluation to identify underlying causes.
Area of Science:
- Neurology
- Psychiatry
- Toxicology
Background:
- Manic syndromes can stem from various neurologic, toxic, and metabolic origins.
- Differentiating organic mania from primary idiopathic mania (bipolar disorder) is clinically significant.
Purpose of the Study:
- To outline the key differences between organic mania and bipolar disorder.
- To guide clinicians in diagnosing and managing patients presenting with manic syndromes.
Main Methods:
- Review of cardinal symptoms, patient demographics, and medical history.
- Emphasis on comprehensive medical examination, neuroimaging (CT head), electroencephalography (EEG), and toxicology screening.
- Assessment of patient's age at onset, symptom presentation, and history of infections or substance use.
Main Results:
- Organic mania typically affects individuals over 35 years old, unlike bipolar disorder which usually begins in late adolescence to early adulthood (by age 25).
- A persistently elevated or irritable mood is a hallmark symptom of organic mania.
- Thorough patient history, physical examination, and diagnostic tests are essential for identifying organic causes.
Conclusions:
- Prompt identification of organic mania is vital for appropriate treatment.
- Correcting the underlying organic disorder is the primary treatment strategy for organic mania.
- Clinical vigilance and diagnostic workup are necessary to differentiate organic causes from primary bipolar disorder.