Basic Study
Copyright ©The Author(s) 2017.
World J Radiol. May 28, 2017; 9(5): 223-229
Published online May 28, 2017. doi: 10.4329/wjr.v9.i5.223
Table 1 Grading system of lateral recess stenosis
GradeNerve root in the lateral recess
0Normal
1No deviation
2Deviation
3Compression
Table 2 Number of grades of lateral recess stenosis for lumbar levels L4/5 and L5/S1
Lumbar levelGrades
0123
L4/5 left43035711327
L4/5 right46134910314
L5/S1 left5283037521
L5/S1 right5483164914