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Acta Neurologica Belgica
Published in: Acta Neurologica Belgica 4/2020

01-08-2020 | Dementia | Letter to the Editor

An elderly patient with Charles Bonnet Syndrome misdiagnosed as Lewy Body Dementia

Authors: Derya Kaya, Ozge Dokuzlar, Mahmut Kaya, Pinar Soysal, Ahmet Turan Isik

Published in: Acta Neurologica Belgica | Issue 4/2020

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Excerpt

The Charles Bonnet syndrome (CBS) is a condition characterized by vivid visual hallucinations in the presence of visual sensory deprivation and in the absence of psychosis and cognitive impairment. It occurs mostly in elderly individuals. Patients experience episodic, vivid often complex visual hallucinations such as people, moving objects or landscapes, which may erroneously be attributed to psychiatric illness. However, insight to the visual phenomena is retained in the context of loss of vision [1]. This report, from a clinical practical view, aims to highlight a misdiagnosis and inappropriate therapy that may result if CBS is overlooked. …
Literature
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Teunisse RJ, Zitman FG, Cruysberg JRM, Hoefnagels WHL, Verbeek ALM (1996) Visual hallucinations in psychologically normal people: Charles Bonnet’s syndrome. Lancet 347:794–797CrossRef
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Zijlmans JC, Daniel SE, Hughes AJ, Révész T, Lees AJ (2004) Clinicopathological investigation of vascular parkinsonism, including clinical criteria for diagnosis. Mov Disord 19:630–640CrossRef
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Walker JD, Keys MA (2008) Dementia with Lewy bodies and Charles Bonnet syndrome. Retin Cases Brief Rep 2:27–30CrossRef
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Lerario A, Ciammola A, Poletti B, Girotti F, Silani V (2013) Charles Bonnet syndrome: two case reports and review of the literature. J Neurol 260:1180–1186CrossRef
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Russell G, Burns A (2014) Charles Bonnet syndrome and cognitive impairment: a systematic review. Int Psychogeriatr 22:1–13
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Nair AG, Nair AG, Shah BR, Gandhi RA (2015) Seeing the unseen: Charles Bonnet syndrome revisited. Psychogeriatrics 15:204–208CrossRef
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Manford M, Andermann F (1998) Complex visual hallucinations. Clin Neurobiol Insights Brain 12:1819–1840
Metadata
Title
An elderly patient with Charles Bonnet Syndrome misdiagnosed as Lewy Body Dementia
Authors
Derya Kaya
Ozge Dokuzlar
Mahmut Kaya
Pinar Soysal
Ahmet Turan Isik
Publication date
01-08-2020
Publisher
Springer International Publishing
Keywords
Dementia
Dementia
Published in
Acta Neurologica Belgica / Issue 4/2020
Print ISSN: 0300-9009
Electronic ISSN: 2240-2993
DOI
https://doi.org/10.1007/s13760-020-01384-5

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