Tokuhashi Score
The revised Tokuhashi score is a prognostic scoring systems for spinal metastases. [1, 2, 3, 4, 5]
Table 1. Revised Tokuhashi Score [1, 2] (Open Table in a new window)
Category |
Options |
Score |
General condition (performance status) |
Poor (PS 10%-40%) |
0 |
Moderate (PS 50%-70%) |
1 |
|
Good (PS 80%-100%) |
2 |
|
Number of extraspinal bone metastases foci |
≥3 |
0 |
1-2 |
1 |
|
0 |
2 |
|
Number of metastases in the vertebral body |
≥3 |
0 |
2 |
1 |
|
1 |
2 |
|
Metastases to major internal organs |
Unremovable |
0 |
Removable |
1 |
|
No metastases |
2 |
|
Primary cancer site |
Lung, osteosarcoma, stomach, bladder, esophagus, pancreas |
0 |
Liver, gallbladder, unidentified |
1 |
|
Others |
2 |
|
Kidney, uterus |
3 |
|
Rectum |
4 |
|
Thyroid, prostate, breast carcinoid tumor |
5 |
|
Palsy |
Complete (Frankel A, B) |
0 |
Incomplete (Frankel C, D) |
1 |
|
None (Frankel E) |
2 |
Table 2. Tokuhashi Survival Prognosis (Open Table in a new window)
Total Score |
Survival |
0-8 |
< 6 months |
9-11 |
6-12 months |
12-15 |
>1 year |