Table 2.
Morphometric data
| Myelinated fibres | Unmyelinated fibres | |||||
|---|---|---|---|---|---|---|
| Patient | Density (n/mm 2 ) | Peak (μm) | Max (μm) | Density (n/mm 2 ) | Peak (μm) | Max (μm) |
| 0 | 10000 | 4.5-11 | 14.5 | 40000 | 0.8 | 1.8 |
| TISN | ||||||
| 1 | - | |||||
| 2 | 4500 | 5 | 13 | 30000 | 1.0 | 1.7 |
| 3 | 5000 | 5 | 14 | 35000 | 0.9 | 1.5 |
| 4 | - | |||||
| 5 | 3212 | 2 | 14 | 43210 | 1.0 | 1.8 |
| 6 | 2526 | 3 | 8 | 52751 | 1.1 | 1.6 |
| 7 | 12073 | 3 | 11 | 36997 | 0.8 | 1.4 |
| 8 | 5526 | 3.5 | 11 | 50600 | 0.8 | 1.7 |
| Mean ± SD | 5473 ± 3421 | 3.6 ± 1.2 | 11.8 ± 2.3 | 41426 ± 9023 | 0.9 ± 0.1 | 1.6 ± 0.1 |
| FOSMN | ||||||
| 9 | 2500 | 4 | 8 | 40000 | 1.0 | 1.7 |
| 10 | 1150 | 3.5 | 12.5 | 31600 | 0.9 | 1.6 |
| 11 | 7829 | 2.5 | 10 | 54197 | 0.8 | 1.4 |
| 12 | - | |||||
| 13 | 11639 | 3 | 11.5 | 59978 | 1.0 | 1.8 |
| Mean ± SD | 5780 ± 4855 | 3.3 ± 0.6 | 10.5 ± 2.0 | 46444 ± 12976 | 0.9 ± 0.1 | 1.6 ± 0.2 |
| P | >0.90 | >0.60 | >0.35 | >0.45 | >0.90 | >0.90 |
TISN: Trigeminal isolated sensory neuropathy. FOSMN: Facial onset sensory-motor neuronopathy. P: t test between TISN and FOSMN.