From: The effect of perinatal brachial plexus lesion on upper limb development
A. Elbow flexion | Nil or some contraction | 0 points |
Incomplete flexion | 2 points | |
Complete flexion | 3 points | |
B. Elbow extension | No extension | 0 points |
Weak extension | 1 point | |
Good extension | 2 points | |
C. Extension deficit | 0-30° | 0 points |
30-50° | -1 point | |
More than 50° | -2 points |