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Related Experiment Videos

Season and manic relapse.

N Hunt1, H Sayer, T Silverstone

  • 1Department of Psychological Medicine, St Bartholomew's Hospital, West Smithfield, London, United Kingdom.

Acta Psychiatrica Scandinavica
|February 1, 1992
PubMed
Summary
This summary is machine-generated.

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Bipolar disorder patients rarely show seasonal relapse patterns. Only 15% of patients with recurrent mania episodes exhibited seasonality, with no specific season identified for these bipolar disorder relapses.

Area of Science:

  • Psychiatry
  • Mood Disorders
  • Chronobiology

Background:

  • Bipolar affective disorder is a significant mental health condition characterized by mood swings.
  • Understanding relapse patterns is crucial for effective patient management.
  • Seasonal influences on mood disorders are an area of ongoing research.

Purpose of the Study:

  • To investigate the prevalence of seasonal patterns in manic episodes among patients with bipolar affective disorder.
  • To determine if a specific season is associated with relapse in this patient cohort.

Main Methods:

  • A 6-year observational study recorded manic episodes in 86 bipolar affective disorder patients.
  • Patients with at least two recorded episodes were analyzed for seasonal relapse patterns.

Related Experiment Videos

  • Statistical analysis was used to identify clustering of relapses by season.

    • Main Results:

    • Out of 54 patients with multiple episodes, only 8 (15%) met criteria for a seasonal relapse pattern.
    • No specific season was identified as a common period for these seasonal relapses.
    • The timing of the first episode did not predict subsequent episode timing.

    Conclusions:

    • Seasonal patterns of mania are uncommon in bipolar affective disorder patients.
    • Relapse timing in bipolar disorder appears largely independent of seasonal influences in this cohort.
    • Further research may explore other factors influencing bipolar disorder relapse.