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Mania with associated organic factors.

B L Cook1, S Shukla, A L Hoff

  • 1VA Medical Center, Iowa City, Iowa.

Acta Psychiatrica Scandinavica
|December 1, 1987
PubMed
Summary

Patients with bipolar illness and preceding organic factors present later in life, experience fewer depressive episodes, and show distinct symptoms compared to controls. This suggests a unique subtype of bipolar disorder influenced by organic causes.

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Area of Science:

  • Neuroscience
  • Psychiatry
  • Medical Research

Background:

  • Bipolar illness is a complex mood disorder.
  • The role of organic factors in bipolar disorder onset and presentation requires further investigation.
  • Understanding subtypes of bipolar illness is crucial for effective treatment.

Purpose of the Study:

  • To compare patients with bipolar illness and preceding organic factors to matched controls.
  • To identify differences in onset, episode frequency, family history, and symptomatology.
  • To discuss the nosology and literature concerning organic factors in bipolar disorder.

Main Methods:

  • Comparative study design.
  • Inclusion of 39 patients with bipolar illness and pre-existing organic factors.
  • Age and sex matching with bipolar disorder control group.

Main Results:

  • Patients with organic factors had a later age of onset for bipolar illness.
  • These patients experienced fewer depressive episodes.
  • Significant differences in symptomatology and family history of affective disorder were observed compared to controls.

Conclusions:

  • Bipolar illness with preceding organic factors may represent a distinct subtype.
  • Organic factors appear to influence the clinical presentation and course of bipolar disorder.
  • Further research into the nosology of organically influenced bipolar illness is warranted.

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