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ECT in the Treatment of Organic Psychosis in Huntington's Disease
Dwight L. Evans1, Cort A. Pedersen, Manuel E. Tancer
1Department of Psychiatry, University of North Carolina, School of Medicine, Chapel Hill, North Carolina, USA.
Insights
Electroconvulsive therapy (ECT) effectively treated psychosis and depression in a Huntington
Area of Science:
- Neuroscience
- Psychiatry
- Neurology
Background:
- Huntington's disease (HD) is a progressive neurodegenerative disorder.
- Psychiatric symptoms, including psychosis, are common in HD and can necessitate long-term hospitalization.
- Psychosis in HD is often refractory to standard neuroleptic treatments.
Purpose of the Study:
- To report a case of refractory organic psychotic syndrome in a patient with Huntington's disease.
- To evaluate the efficacy of electroconvulsive therapy (ECT) in treating psychosis and depressive symptoms in HD.
- To explore the potential of ECT to prevent or delay long-term psychiatric hospitalization in HD patients with psychosis.
Main Methods:
- A case report of a 49-year-old female patient with a 1-year history of Huntington's disease.
- The patient presented with organic psychotic syndrome, including suicidal and homicidal ideation, refractory to high-dose neuroleptics and antidepressants.
- Electroconvulsive therapy (ECT) was administered due to persistent psychosis and risk of long-term psychiatric placement.
Main Results:
- Electroconvulsive therapy (ECT) successfully resolved the psychotic symptoms, including suicidal and homicidal ideation.
- ECT also effectively treated emergent depressive symptoms without worsening dementia or significantly accelerating choreiform movements.
- The patient avoided long-term psychiatric hospitalization.
Conclusions:
- Electroconvulsive therapy (ECT) may be a beneficial treatment for psychosis in Huntington's disease, with or without depressive symptoms.
- Further research is warranted to establish the role of ECT in managing psychosis in HD and preventing psychiatric institutionalization.
- ECT offers a potential therapeutic option for refractory psychiatric manifestations of Huntington's disease.
Abstract:
Huntington's disease (HD) is a progressive neurological disorder characterized by choreiform movements, dementia, and psychiatric symptoms. The psychiatric symptoms often lead to long-term psychiatric hospitalization. We report the case of a 49-year-old woman with HD of 1 year's duration who presented with an organic psychotic syndrome with voices telling her to kill herself or her children. The psychosis was refractory to neuroleptic treatment (up to 1,250 mg chlorpromazine equivalents per day). Depressive symptoms emerged but were neither of a magnitude nor of a duration to suggest a major affective disorder. Nonetheless, we treated the patient empirically with antidepressants, which had to be discontinued because of symptomatic orthostatic hypotension. Based on the persistent psychosis with suicidal and homicidal ideation and possible long-term state psychiatric hospitalization, we recommended electroconvulsive therapy (ECT). ECT was successful in treating the psychosis as well as the depressive symptoms. There was no worsening of the patient's dementia and only a slight progression in her choreiform movements. The authors question whether ECT may be of benefit in treating the psychosis of HD in the presence or absence of depressive symptoms and call for further research to determine if the use of ECT in HD patients with psychosis could prevent, or at least delay, placement in a long-term psychiatric hospital.
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