Table 7 Different MR neurography imaging findings of the roots, peripheral nerves, and muscle denervation changes among patients
Patients (n = 50) | |
|---|---|
Size | |
Diffuse thickening | 19 (38%) |
Focal thickening | 20 (40%) |
Mass | 6 (12%) |
Course | |
Smooth without focal deviations | 40 (80%) |
Focal deviation | 3 (6%) |
Diffuse deviation | 6 (12%) |
Complete discontinuity | 1 (2%) |
Signal intensity | |
Normal | 5 (10%) |
Hyperintense on T2WI | 45 (90%) |
Enhancement | |
No contrast was used | 45 (90%) |
Enhanced post-contrast injection | 5 (10%) |
Muscle denervation changes | |
No | 13 (26%) |
Acute | 1 (2%) |
Subacute | 9 (18%) |
Chronic | 27 (54%) |