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Recurrence After Stopping Maintenance Electroconvulsive Therapy: A Retrospective Case Series.

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High rates of depression recurrence occur after maintenance electroconvulsive therapy (mECT) discontinuation. Most mood events happen within six months, highlighting the need for long-term treatment considerations.

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Area of Science:

  • Psychiatry
  • Neurology
  • Clinical Psychology

Background:

  • Relapse and recurrence are significant risks for patients with severe mood disorders post-electroconvulsive therapy (ECT).
  • Limited data exists on depression recurrence rates specifically after maintenance ECT (mECT) discontinuation.

Purpose of the Study:

  • To investigate the recurrence rate of mood disorders after discontinuing maintenance ECT.
  • To compare literature findings with a retrospective case study analysis.

Main Methods:

  • Conducted a comprehensive literature review on ECT discontinuation and recurrence.
  • Performed a retrospective analysis of 18 patients who discontinued mECT between 2011 and 2016.

Main Results:

  • Only 3 prior studies assessed recurrence rates after ECT discontinuation.
  • In the retrospective analysis, 50% of patients experienced a new mood event (typically depression) after mECT cessation.
  • Recurrences predominantly occurred within the first six months post-discontinuation (44% of cases).

Conclusions:

  • High recurrence rates necessitate discussion on the benefits of long-term mECT.
  • Consideration of concomitant pharmacotherapy is crucial for managing severe and complex affective disorders post-mECT.