Skip to main content

Table 1 Nerve conduction studies

From: Transient, recurrent, white matter lesions in x-linked Charcot-Marie-tooth disease with novel mutation of gap junction protein beta 1 gene in China: a case report

Nerve

Stimulation site

Distal latency (ms)

Amplitude (sensory in μV, motor in mV)

Velocity (m/s)

Sensory

    

Left median

Finger I

 

3.2 (↓92%)

33 (↓42%)

 

Wrist

 

3.7 (↓69%)

43 (↓39%)

Right median

Finger I

 

1.3 (↓97%)

37 (↓35%)

 

Wrist

 

2.7 (↓78%)

42 (↓40%)

Right ulnar

Finger V

 

1.8 (↓89%)

36 (↓39%)

 

Wrist

 

2.0 (↓78%)

45 (↓33%)

Left fibular

Toe I

  

Absent

 

Ankle

  

Absent

Left posterior tibial

Toe I

  

Absent

Right fibular

Toe I

  

Absent

 

Ankle

  

Absent

Right posterior tibial

Toe I

  

Absent

Motor

    

Left median

Wrist

4.2 (↑40%)

1.7 (↓92%)

 
 

Elbow

 

1.5 (↓91%)

40 (↓38%)

Right median

Wrist

4.0 (↑33%)

7.7 (↓65%)

 
 

Elbow

 

5.0 (↓72%)

33 (↓49%)

Right ulnar

Wrist

2.7 (Normal)

8.9 (Normal)

 
 

Elbow

 

7.7 (Normal)

39 (↓39%)

Left fibular

Ankle

Absent

  
 

Fibular head

  

Absent

Left posterior tibial

Ankle

4.5 (Normal)

0.3 (↓98%)

 

Right fibular

Ankle

Absent

  
 

Fibular head

  

Absent

Right posterior tibial

Ankle

Absent