Increased Prevalence of Non-Motor Symptoms in Essential Tremor

<p><strong>Background</strong>: Cases with essential tremor (ET) have been described with Lewy body inclusions, the hallmark of Parkinson disease (PD). Patients with PD may suffer from anosmia, depression, constipation, and rapid eye movement sleep behavior disorder (RBD), sometime...

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Main Authors: Annie Lacerte, Sylvain Chouinard, Nicolas Jodoin, Genevieve Bernard, Guy A. Rouleau, Michel Panisset
Format: Article
Language:English
Published: Ubiquity Press 2014-09-01
Series:Tremor and Other Hyperkinetic Movements
Online Access:https://tremorjournal.org/index.php/tremor/article/view/162
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author Annie Lacerte
Sylvain Chouinard
Nicolas Jodoin
Genevieve Bernard
Guy A. Rouleau
Michel Panisset
author_facet Annie Lacerte
Sylvain Chouinard
Nicolas Jodoin
Genevieve Bernard
Guy A. Rouleau
Michel Panisset
author_sort Annie Lacerte
collection DOAJ
description <p><strong>Background</strong>: Cases with essential tremor (ET) have been described with Lewy body inclusions, the hallmark of Parkinson disease (PD). Patients with PD may suffer from anosmia, depression, constipation, and rapid eye movement sleep behavior disorder (RBD), sometimes years before the appearance of their motor syndrome. The objective of this study was to evaluate the prevalence of these non‐motor Parkinson's associated symptoms in patients with ET.</p><p><strong>Methods</strong>: Fifty ET subjects were contacted by phone and given questionnaires evaluating the presence or absence of anosmia, depression, constipation, and RBD. Frequencies of these symptoms were compared with their published prevalence in the general population.</p><p><strong>Results</strong>: Of the patients with ET, 4.5% reported having anosmia or hyposmia and 21.7% reported being constipated, similar to what is observed in the general population. Using a screening questionnaire for RBD, 43.5% of ET patients are possibly suffering from RBD, whereas in the general population prevalence is estimated to be 0.5%. Finally, depression was detected in 21.7% of ET patients; in the general population, prevalence is 5%.</p><p><strong>Discussion</strong>: Patients with ET seem to have more RBD and more depression than found in the general population. Prospective studies with normal control groups are needed to confirm these findings.</p>
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spelling doaj.art-79725bd81e424cae9d8ed50a1c5fa50f2022-12-21T22:46:48ZengUbiquity PressTremor and Other Hyperkinetic Movements2160-82882014-09-01410.7916/D82V2D91177Increased Prevalence of Non-Motor Symptoms in Essential TremorAnnie Lacerte0Sylvain Chouinard1Nicolas Jodoin2Genevieve Bernard3Guy A. Rouleau4Michel Panisset5André-Barbeau Movement Disorders Unit, Service of Neurology, Centre Hospitalier de l'Université de Montréal and Department of Medicine, Université de Montréal, Montréal, Québec, CanadaAndré-Barbeau Movement Disorders Unit, Service of Neurology, Centre Hospitalier de l'Université de Montréal and Department of Medicine, Université de Montréal, Montréal, Québec, CanadaAndré-Barbeau Movement Disorders Unit, Service of Neurology, Centre Hospitalier de l'Université de Montréal and Department of Medicine, Université de Montréal, Montréal, Québec, CanadaDivision of Pediatric Neurology, Montreal Children Hospital, McGill University, Montréal, Québec, CanadaAndré-Barbeau Movement Disorders Unit, Service of Neurology, Centre Hospitalier de l'Université de Montréal and Department of Medicine, Université de Montréal, Montréal, Québec, Canada; CENUM, Centre de recherche du Centre Hospitalier de l'Université de Montréal, Montréal, Québec, CanadaAndré-Barbeau Movement Disorders Unit, Service of Neurology, Centre Hospitalier de l'Université de Montréal and Department of Medicine, Université de Montréal, Montréal, Québec, Canada<p><strong>Background</strong>: Cases with essential tremor (ET) have been described with Lewy body inclusions, the hallmark of Parkinson disease (PD). Patients with PD may suffer from anosmia, depression, constipation, and rapid eye movement sleep behavior disorder (RBD), sometimes years before the appearance of their motor syndrome. The objective of this study was to evaluate the prevalence of these non‐motor Parkinson's associated symptoms in patients with ET.</p><p><strong>Methods</strong>: Fifty ET subjects were contacted by phone and given questionnaires evaluating the presence or absence of anosmia, depression, constipation, and RBD. Frequencies of these symptoms were compared with their published prevalence in the general population.</p><p><strong>Results</strong>: Of the patients with ET, 4.5% reported having anosmia or hyposmia and 21.7% reported being constipated, similar to what is observed in the general population. Using a screening questionnaire for RBD, 43.5% of ET patients are possibly suffering from RBD, whereas in the general population prevalence is estimated to be 0.5%. Finally, depression was detected in 21.7% of ET patients; in the general population, prevalence is 5%.</p><p><strong>Discussion</strong>: Patients with ET seem to have more RBD and more depression than found in the general population. Prospective studies with normal control groups are needed to confirm these findings.</p>https://tremorjournal.org/index.php/tremor/article/view/162
spellingShingle Annie Lacerte
Sylvain Chouinard
Nicolas Jodoin
Genevieve Bernard
Guy A. Rouleau
Michel Panisset
Increased Prevalence of Non-Motor Symptoms in Essential Tremor
Tremor and Other Hyperkinetic Movements
title Increased Prevalence of Non-Motor Symptoms in Essential Tremor
title_full Increased Prevalence of Non-Motor Symptoms in Essential Tremor
title_fullStr Increased Prevalence of Non-Motor Symptoms in Essential Tremor
title_full_unstemmed Increased Prevalence of Non-Motor Symptoms in Essential Tremor
title_short Increased Prevalence of Non-Motor Symptoms in Essential Tremor
title_sort increased prevalence of non motor symptoms in essential tremor
url https://tremorjournal.org/index.php/tremor/article/view/162
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AT genevievebernard increasedprevalenceofnonmotorsymptomsinessentialtremor
AT guyarouleau increasedprevalenceofnonmotorsymptomsinessentialtremor
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