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Table 2 Morphometric data

From: Trigeminal isolated sensory neuropathy (TISN) and FOSMN syndrome: despite a dissimilar disease course do they share common pathophysiological mechanisms?

 

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

  1. TISN: Trigeminal isolated sensory neuropathy. FOSMN: Facial onset sensory-motor neuronopathy. P: t test between TISN and FOSMN.