ASIA Scale

Question 1

A

Answer 1

Complete: no sensory or motor function is preserved in sacral segments S4-S5

Question 2

B

Answer 2

Sensory incomplete: sensory but not motor function is preserved below the neurological level and extends through S4-S5

Question 3

C

Answer 3

Motor incomplete: motor function is preserved below the neurological level, and most key muscles below the neurological level have a muscle grade less than 3

Question 4

D

Answer 4

Motor incomplete: motor function is preserved below the neurological level, and most key muscles below the neurological level is greater than or equal to 3

Question 5

E

Answer 5

Normal: sensory and motor are normal