Article
Parkinson Disease: The Relationship Between Non-motor Symptoms and Motor Phenotype.
The Canadian journal of neurological sciences. Le journal canadien des sciences neurologiques - 1 Mar 2016
Ba Fang, Obaid Mona, Wieler Marguerite, Camicioli Richard, Martin W R Wayne
Abstract excerpt
BACKGROUND: Parkinson disease (PD) presents with motor and non-motor symptoms (NMS). The NMS often precede the onset of motor symptoms, but may progress throughout the disease course. Tremor dominant, postural instability gait difficulty (PIGD), and indeterminate phenotypes can be distinguished using Unified PD Rating scales (UPDRS-III). We hypothesized that the PIGD phenotype would be more likely to develop NMS,...
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