## Abstract Patients with Parkinson's disease (PD) may present impairment in cognitive functions even at early stages of the disease. When compared with the general population, their risk of dementia is five to six times higher. Recent investigations using structural MRI have shown that dementia in
Relationship between clinical phenotypes and cognitive impairment in Parkinson's disease (PD)
โ Scribed by Joo Young Oh; Ye-Sung Kim; Byung Hee Choi; Eun Hee Sohn; Ae Young Lee
- Publisher
- Elsevier Science
- Year
- 2009
- Tongue
- English
- Weight
- 150 KB
- Volume
- 49
- Category
- Article
- ISSN
- 0167-4943
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## Abstract Over the last decade, the importance of cognitive impairment and dementia in Parkinson's disease (PDD) has been increasingly recognized. Investigators have proposed criteria for PD dementia, and mild cognitive impairment. Risk profiles associated with the development of dementia based o
## Abstract A substantial percentage of patients with newly diagnosed Parkinson's disease without dementia are reported to be affected by cognitive impairment (CI). In practice, however, CI is underrecognized, as the signs may not be apparent in earlyโstage disease and many routine assessment tools