Olfaction and Colour Vision: What Can They Tell Us about Parkinson’s Disease?

Parkinson’s disease is a neurodegenerative disorder with the pathological accumulation of alpha synuclein in the brain and peripheral nerve tissue. Early stages of synucleinopathies, often present clinically with rapid eye movement (REM) sleep disorder (RBD). Clinical markers that indicate early pro...

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Main Authors: Irene Dall’Antonia, Karel Šonka, Petr Dušek
Format: Article
Language:English
Published: Karolinum Press 2018-11-01
Series:Prague Medical Report
Subjects:
Online Access:https://pmr.lf1.cuni.cz/119/2/0085/
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author Irene Dall’Antonia
Karel Šonka
Petr Dušek
author_facet Irene Dall’Antonia
Karel Šonka
Petr Dušek
author_sort Irene Dall’Antonia
collection DOAJ
description Parkinson’s disease is a neurodegenerative disorder with the pathological accumulation of alpha synuclein in the brain and peripheral nerve tissue. Early stages of synucleinopathies, often present clinically with rapid eye movement (REM) sleep disorder (RBD). Clinical markers that indicate early progression from RBD to manifest synucleinopathies include abnormal dopamine transporter (DAT) imaging, motor and non-motor symptoms. Despite the high diagnostic strength of DAT imaging and motor abnormalities, they are not the earliest biomarkers. Non-motor signs of neurodegeneration such as colour vision and olfaction abnormalities are detectable by clinical examination as early as 20 years before disease onset. Detailed analysis of olfactory and colour vision dysfunction can provide valuable information regarding brain pathologies, further specifying clinical phenotypes, and giving clues to underlying pathophysiological mechanisms in Parkinson’s disease and related disorders.
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spelling doaj.art-9e5b6753cf3b4f8093055307d4799abd2022-12-22T01:10:44ZengKarolinum PressPrague Medical Report1214-69942336-29362018-11-011192859610.14712/23362936.2018.87641Olfaction and Colour Vision: What Can They Tell Us about Parkinson’s Disease?Irene Dall’AntoniaKarel ŠonkaPetr DušekParkinson’s disease is a neurodegenerative disorder with the pathological accumulation of alpha synuclein in the brain and peripheral nerve tissue. Early stages of synucleinopathies, often present clinically with rapid eye movement (REM) sleep disorder (RBD). Clinical markers that indicate early progression from RBD to manifest synucleinopathies include abnormal dopamine transporter (DAT) imaging, motor and non-motor symptoms. Despite the high diagnostic strength of DAT imaging and motor abnormalities, they are not the earliest biomarkers. Non-motor signs of neurodegeneration such as colour vision and olfaction abnormalities are detectable by clinical examination as early as 20 years before disease onset. Detailed analysis of olfactory and colour vision dysfunction can provide valuable information regarding brain pathologies, further specifying clinical phenotypes, and giving clues to underlying pathophysiological mechanisms in Parkinson’s disease and related disorders.https://pmr.lf1.cuni.cz/119/2/0085/HyposmiaColour visionNeurodegenerationSynuclein
spellingShingle Irene Dall’Antonia
Karel Šonka
Petr Dušek
Olfaction and Colour Vision: What Can They Tell Us about Parkinson’s Disease?
Prague Medical Report
Hyposmia
Colour vision
Neurodegeneration
Synuclein
title Olfaction and Colour Vision: What Can They Tell Us about Parkinson’s Disease?
title_full Olfaction and Colour Vision: What Can They Tell Us about Parkinson’s Disease?
title_fullStr Olfaction and Colour Vision: What Can They Tell Us about Parkinson’s Disease?
title_full_unstemmed Olfaction and Colour Vision: What Can They Tell Us about Parkinson’s Disease?
title_short Olfaction and Colour Vision: What Can They Tell Us about Parkinson’s Disease?
title_sort olfaction and colour vision what can they tell us about parkinson s disease
topic Hyposmia
Colour vision
Neurodegeneration
Synuclein
url https://pmr.lf1.cuni.cz/119/2/0085/
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