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Table 3 Motor nerve conduction studies

From: Acute motor-sensory axonal polyneuropathy variant of Guillain–Barre syndrome complicating the recovery phase of coronavirus disease 2019 infection: a case report

Nerve–muscle stimulus site

Stimulus site

Latency (milliseconds)

Distance (cm)

Amplitude (mV)

NCV (m/second)

F-LAT (milliseconds)

Duration (milliseconds)

Right

Left

Right

Left

Right

Left

Right

Left

Right

Left

Right

Left

Median—APB

Wrist

 

5.7

 

7.0

 

6.2

      

Median—APB

Elbow

 

9.8

 

22.0

 

5.6

 

54.0

    

Ulnar—ADM

Wrist

 

3.3

 

7.0

 

6.2

   

34.3

  

Ulnar—ADM

B.Elbow

 

7.5

 

21.0

 

5.5

 

50.0

    

Ulnar—ADM

A.Elbow

 

9.3

 

10.0

 

4.9

 

56.0

    

Tibial—AHL

Ankle

 

7.2

 

10.0

 

1.3

      

Tibial—AHL

Popliteal fossa

 

19.6

 

40.0

 

0.9

 

32.0

    

Peroneal—EDB

Ankle

 

6.2

 

7.0

 

0.7

      

Peroneal—EDB

Fibula head

 

13.5

 

29.0

 

0.8

 

40.0

    

Peroneal—EDB

Popliteal fossa

 

15.6

 

8.0

 

0.7

 

38.0

    
  1. APB abductor pollicis brevis, ADM abductor digiti minimi, B.Elbow below elbow, A.Elbow above elbow, AHL abductor hallucis longus, EDB extensor digitorum brevis, F2 finger 2, F5 finger 5, NR not recorded, NCV nerve conduction velocity