The FIVE Stages of Parkinson’s Disease
Dr. Margaret M. Hoehn, the author of the most frequently cited paper in professional articles dealing with Parkinson’s Disease discusses the Hoehn and Yahr Scale used throughout the world to classify patients participating in research studies. She has deliberately used the word “Parkinson’s” since the term applies to all forms of the disorder including Parkinson’s Disease.
The method of designating the severity of Parkinsonism by what is now known as the Hoehm and Wahr Scale was published in 1967. The original definition (underlined) of the FIVE stages of severity is as follows:
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This article Reprinted May 2002 with permission from The United Parkinson’s Foundation and provided for your information by
The PARKINSON’S RESOURCE ORGANIZATION
74-090 El Paseo Suite 104
Palm Desert, Ca. 92260