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Maintenance electroconvulsive therapy for Parkinson's disease

D Aarsland¹, J P Larsen, O Waage

¹Section of Geriatric Psychiatry, Psychiatric Hospital of Rogland, Stavanger, Norway.

Convulsive Therapy

|January 23, 1998

Summary

This summary is machine-generated.

Electroconvulsive therapy (ECT) can significantly improve motor symptoms in severe Parkinson's disease (PD) patients unresponsive to levodopa. Maintenance ECT offers sustained symptom relief and is a potential therapeutic option for relapsing PD patients.

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Area of Science:

Neurology
Neuroscience
Psychiatry

Background:

Parkinson's disease (PD) is a progressive neurodegenerative disorder.
Levodopa is the primary treatment, but motor fluctuations and decreased response are common.
Alternative therapies are needed for patients with severe PD and diminished levodopa efficacy.

Observation:

Two patients with severe PD and reduced levodopa response showed marked improvement in motor symptoms with unilateral electroconvulsive therapy (ECT).
Both patients experienced relapses after initial ECT courses, but maintenance ECT provided sustained symptom control for over a year.
Neuropsychological evaluations did not reveal significant long-term cognitive impairment following ECT.

Findings:

Acute and maintenance unilateral ECT effectively managed parkinsonian motor symptoms in two patients with advanced PD.
Maintenance ECT proved crucial for sustained symptom control in patients experiencing relapses after initial ECT.
Long-term follow-up (3-4 years) indicated persistent motor symptom improvement without notable cognitive decline.

Implications:

Maintenance ECT is a viable therapeutic consideration for Parkinson's disease patients who relapse after initial ECT response.
This study highlights the potential of ECT as an adjunctive or alternative treatment for refractory PD motor symptoms.
Controlled studies are urgently needed to validate these findings and establish ECT's role in PD management.