Hoehn and Yahr Classification of disability CHART

Question 1

I

Answer 1

minimal or absent; unilateral if present

Question 2

II

Answer 2

minimal bilateral or midline involvement. balance not impaired

Question 3

III

Answer 3

impaired righting reflexes.
unsteadiness when turning or rising from chair. Some activities are restricted but pt’s can live independently and continue some forms of employment

Question 4

IV

Answer 4

all symptoms present and severe. standing and walking possible only with assistance

Question 5

V

Answer 5

confined to bed or wheelchair