Table 3.
Patient's detailed clinical findings.
| Level of myelopathy | Case | Deep tendon reflex |
Manual muscle test |
MRI | ||
|---|---|---|---|---|---|---|
| TTR/PTR | Hoffmann sign | ADM | APB | HIA | ||
| C6–7 | 1 | →/↑ | — | 5 | 5 | + |
| 2 | →/↑ | — | 4 | 5 | + | |
| 3 | →/↑ | — | 5 | 5 | + | |
| 4 | →/↑ | — | 4 | 5 | — | |
| 5 | ↑/↑ | — | 5 | 5 | — | |
| 6 | →/↑ | + | 5 | 5 | — | |
| 7 | →/↑ | — | 4 | 5 | — | |
| 8 | →/↑ | — | 4 | 4 | — | |
| 9 | →/↑ | — | 5 | 5 | — | |
| 10 | →/↑ | — | 4 | 5 | — | |
| 11 | ↑/↑ | — | 4 | 5 | + | |
| C7–T1 | 12 | →/↑ | — | 5 | 5 | — |
| 13 | →/↑ | — | 5 | 5 | + | |
| 14 | →/↑ | — | 5 | 5 | + | |
| 15 | →/↑ | — | 5 | 5 | — | |
TTR, triceps tendon reflex; PTR, patella tendon reflex; →: normal; ↑: exaggerated; —: negative; +: positive; ADM, abductor digiti minimi; APB, abductor pollicis brevis; MRI, magnetic resonance imaging; HIA, high intensity area.