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Neuroleptic sensitivity in patients with senile dementia of Lewy body type.

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McKeith, I., Fairbairn, A., Perry, R., Thompson, P., Perry, E.·1992·BMJ

Abstract

OBJECTIVE: To determine the outcome of administration of neuroleptics to patients with senile dementia of Lewy body type confirmed at necropsy. DESIGN: Retrospective analysis of clinical notes blind to neuropathological diagnosis. SETTING: Specialist psychogeriatric assessment units referring cases for necropsy to a teaching hospital neuropathology service. PATIENTS: 41 elderly patients with diagnosis of either Alzheimer type dementia (n = 21) or Lewy body type dementia (n = 20) confirmed at necropsy. MAIN OUTCOME MEASURES: Clinical state including extrapyramidal features before and after neuroleptic treatment and survival analysis of patients showing severe neuroleptic sensitivity compared with the remainder in the group. RESULTS: 16 (80%) patients with Lewy body type dementia received neuroleptics, 13 (81%) of whom reacted adversely; in seven (54%) the reactions were severe. Survival analysis showed an increased mortality in the year after presentation to psychiatric services compared with patients with mild or no neuroleptic sensitivity (hazard ratio 2.70 (95% confidence interval 2.50-8.99); (chi 2 = 2.68, p = 0.05). By contrast, only one (7%) of 14 patients with Alzheimer type dementia given neuroleptics showed severe neuroleptic sensitivity. CONCLUSIONS: Severe, and often fatal, neuroleptic sensitivity may occur in elderly patients with confusion, dementia, or behavioural disturbance. Its occurrence may indicate senile dementia of Lewy body type and this feature has been included in clinical diagnostic criteria for this type of dementia.

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Metadata

Authors
McKeith, I., Fairbairn, A., Perry, R., Thompson, P., & Perry, E.
Venue
BMJ
Publisher
BMJ
Published
1992-09-19
Volume
305
Issue
6855
Pages
673-678
ISSN
  • 0007-1447 (ISSN-L)
  • 0959-8138
  • 1468-5833
OpenAlex
W1964593020
Cited by
624
References
1
FWCI
9.58
Type
journal article
Language
en
Open access
bronze

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CoChat. (2026). Citation check: Neuroleptic sensitivity in patients with senile dementia of Lewy body type. https://app.cochat.ai/papers/10.1136/bmj.305.6855.673
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McKeith, I., Fairbairn, A., Perry, R., Thompson, P., & Perry, E. (1992). Neuroleptic sensitivity in patients with senile dementia of Lewy body type. BMJ. https://doi.org/10.1136/bmj.305.6855.673

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