Postural control in Parkinson's disease

Introduction: Postural instability is one of the most disabling features of Parkinson's disease. Objective: To evaluate postural balance in Parkinson's disease. Methods: Thirty patients with Parkinson's disease were compared with controls using Tetrax™ interactive balance system p...

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Bibliographic Details
Main Authors: Jackeline Yumi Fukunaga, Rafaela Maia Quitschal, Flávia Doná, Henrique Ballalai Ferraz, Maurício Malavasi Ganança, Heloísa Helena Caovilla
Format: Article
Language:English
Published: Elsevier 2014-12-01
Series:Brazilian Journal of Otorhinolaryngology
Subjects:
Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1808-86942014000600508&lng=en&tlng=en
Description
Summary:Introduction: Postural instability is one of the most disabling features of Parkinson's disease. Objective: To evaluate postural balance in Parkinson's disease. Methods: Thirty patients with Parkinson's disease were compared with controls using Tetrax™ interactive balance system posturography. Results: For different positions, patients with Parkinson's disease showed a significantly higher weight distribution index, fall index, Fourier transformation at low-medium frequencies (F2–F4), and significantly lower right/left and toe/heel synchronization versus controls. Conclusion: Postural imbalance in Parkinson's disease patients is characterized by the abnormalities of weight distribution index, synchronization index, Fourier transformation index, and fall index as measured by Tetrax™ posturography.
ISSN:1808-8686