Conditions & Diseases: Brain & Nervous System

Parkinson's Disease

See Also:
Parkinson's Disease: Introduction
Parkinson's Disease: Forms
Parkinson's Disease: Causes & Risk Factors
Parkinson's Disease: Signs & Symptoms
Parkinson's Disease: Stages
Parkinson's Disease: Medical Tests & Diagnosis Methods
Parkinson's Disease: Treatment

Stages of Parkinson's Disease

The progression of PD symptoms is described by using a system called the Hoehn and Yahr scale. The Hoehn and Yahr staging of Parkinson’s Disease is as follows:

Stage One: Symptoms appear on one side of the body only.

Stage Two: Symptoms appear on both sides of the body. No impairment of balance.

Stage Three: Balance impairment. Mild to moderate disease. Physically independent.

Stage Four: Severe disability, but still able to walk or stand unassisted.

Stage Five: Wheelchair-bound or bedridden unless assisted (8).

Article by Kona Vishnu, MS
Medical Writer,
OmniMedicalSearch.com