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Table 1 Summary of clinical data for patients with spinal extramedullary tumors in occipito-cervical junction

From: Occipito-cervical fusion following gross total resection for the treatment of spinal extramedullary tumors in craniocervical junction: a retrospective case series

Case Age (years) Sex Tumor type Leson level Follow-up (months) Frankel grade JOA scores Complications
Preop. FFU Preop. FFU NRR
1 52 F Schwannoma Medulla-C1 42 C E 7 16 90  
2 72 M Schwannoma Medulla-C1 24 C D 7 13 60  
3 49 M Meningioma Medulla-C1 41 D D 10 14 57  
4 56 M Schwannoma Medulla-C1 32 D D 9 14 63 CSF leaks
5 58 M Schwannoma Medulla-C1 38 C D 6 12 55  
6 49 F Neurofibroma Medulla-C1 36 E E 17 17  
7 64 F Meningioma Medulla-C2 29 C D 6 13 64  
8 41 M Schwannoma Medulla-C2 35 D E 11 16 83 CSF leaks
9 37 M Schwannoma Medulla-C1 31 C E 8 16 89  
  1. Neurologic recovery rate = (postoperative JOA score − preoperative JOA score)/(full score − preoperative JOA score) × 100
  2. CSF cerebrospinal fluid, FFU final follow-up, NRR neurologic recovery rate, postop. postoperative, preop. preoperative