Grade | Radiograph findings |
---|---|
0 | No findings of OA |
1 | Doubtful narrowing of joint space & possible osteophytic lipping |
2 | Definite osteophytes & possible narrowing of joint space |
3 | Moderate multiple osteophytes, definite narrowing of joint space, small pseudocystic areas with sclerotic walls & possible deformity of bone contour |
4 | Large osteophytes, marked narrowing of joint space, severe sclerosis & definite deformity of bone contour |