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Table 1 Patient neurophysiological data.

From: Cryoglobulinaemic neuropathy: a further cause of bilateral sciatic neuropathy

RMN

  

LPN

  

RTN

  
  

NV

  

NV

  

NV

DL

4.5 ms

> 4.6 ms

DL

4.4 ms

< 4 ms

DL

4.8 ms

< 4.5 ms

MAP

9 mV

> 8 mV

MAP

1.4 mV

> 4.5 mV

MAP

3.5 mV

> 5 mV

MCV

48 m/s

> 50 m/s

MCV

37 m/s

> 43 m/s

MCV

41 m/s

> 43 m/s

SCV

42 m/s

> 43 m/s

      

SAP

35 μV

> 36 μV

      

RPN

LSN

RSN

      

ND

ND

ND

      

EMG

RAPB

RTA

LTA

RG

LG

   
 

N

+

+

++

+

   
  1. RMN: right median nerve; LPN: left peroneal nerve; RTN: right tibial nerve; RPN: right peroneal nerve; LSN: Left sural nerve; RSN: right sural nerve.
  2. DL: distal latency; MAP: muscular amplitude potential; MCV: motor conduction velocity; SCV: sensory conduction velocity; SAP: sensory amplitude potential.
  3. ND: not detectable. NV: normal values.
  4. RAPB: right abductor pollicis brevis muscle; RTA: right tibialis anterior muscle; LTA: left tibialis anterior muscle; RG: right gastrocnemius muscle; LG: left gastrocnemius muscle.
  5. N: no pathological neurogenic features; +: mild neurogenic features; ++: moderate neurogenic features.