Table 1 Muhle’s cervical spinal cord compression grading system [18]
Grade | Cervical spinal canal description |
|---|---|
0 | Normal width of the spinal canal, with no signs of anterior and posterior subarachnoid space narrowing |
1 | Partial obliteration of the anterior or posterior subarachnoid space or of both |
2 | Complete obliteration of the anterior or posterior subarachnoid space or of both |
3 | Cervical spinal cord compression or displacement or both (pincer effect) |