APDA American Parkinson Disease Association
Information & Referral Center

Cognition and PD

Best Publications

"Cognitive Changes in PD" by Laura Marsh, MD
Published by Parkinson's Disease Foundation. Reprinted from "PDF News & Review," Winter 2007-2008.
This 2-page fact sheet offers an overview of cognitive changes in PD and treatment.

"Mind, Mood & Memory," edited by Rebecca Martine, APRN, and John Duda, MD
Published by National Parkinson Foundation.
This 94-page booklet provides an overview of the mental health aspects of PD, including depression, anxiety, loss of emotional control, and loss of impulse control, and how they can be effectively manage. Changes in memory, confusional states, daytime sleepiness, sleep problems, and generalized fatigue are addressed. There's a full chapter on Dementia with Lewy Bodies.

Best Online Information

"Cognition and Parkinson's," by Alexander Tröster, Ph.D.
Online article, published by Parkinson's Disease Foundation, 2011
The author, a neuropsychologist, reviews the causes and effects of cognitive issues in PD. There is a short list of tips for care partners.

"Cognition and PD: What You’ve Always Wanted to Know But Were Too Afraid to Ask," by Alexander Tröster, Ph.D
Presentation at PDF Expert Briefing, March 22, 2011
Recording of audio and slides (Requires registration)
The presenter, a neuropsychologist, reviews how cognitive issues in PD can be assessed. Dr. Tröster also discusses proposed diagnostic criteria for "mild cognitive impairment in Parkinson's Disease."

"Cognitive Issues in Parkinson's Disease," by Jennifer G. Goldman, MD, MS
Online article, published by APDA National Young Onset Center, August 2011
The author, a neurologist, defines "cognition," describes cognitive changes in PD, and offers other reasons for cognitive symptoms.

"Not Just a Movement Disorder: Cognitive Dysfunction in Parkinson’s Disease," by Laura Marsh, MD
Presentation at APDA/NPF Young Onset PD Conference, October 24, 2009
Streaming video/audio (Requires Windows Media Player)
Presentation (PDF of slides)
The presenter, a geriatric psychiatrist, reviews the prevalence, pathophysiology, clinical characteristics, and treatment of cognitive dysfunction in PD. She also describes much of the research into cognitive issues and PD. (Dr. Marsh is the author of much of the research!)

Expert-Level Reading

"Cognitive Impairment in Parkinson's Disease," by Susan Spear Bassett, PhD
Continuing Medical Education, published by Primary Psychiatry, July 2005
This article for psychiatrists reviews cognitive impairments in PD plus dementia, changes in cognition in response to PD treatment, and assessment and management of cognitive impairments.

"Cognitive Impairment and Dementia"
Published by Medscape News
This section from an article on psychiatric aspects of PD focuses on cognitive impairment and dementia. There is also a short discussion of the subtle differences between Parkinson's Disease Dementia and Dementia with Lewy Bodies.

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