Case Reports in Neurological Medicine / 2013 / Article / Tab 2

Case Report

An Unusual Case of Recurrent Guillain-Barre Syndrome of a Different Subtype Five Years after Initial Diagnosis

Table 2

Nerve conduction/electromyography study on 1st and 2nd presentation of GBS.

PresentationNerveDistal motor latency (DML)
ms
Compound muscle action
potential amplitude (CMAP)
mV
response latency
ms
Motor conduction
velocity (MCV)
m/s
Sensory nerve action
potential amplitude
uV
Onset latency
ms
Peak latency
ms

FirstRight ulnar4.33.1No response49.0
Second3.4(i) at wrist: 2.1
(ii) above and below elbow: 1.5
43Not performed

First
Right tibial10.00.3No response32.2
Second7.0 0.856.247.3

FirstRight median3.19.032.158.7
Second3.5 3.028.463.9

FirstLeft tibial5.91.1No response38.2
Second6.21.054.745.6

FirstRight median91.32.73.6
Second99.02.33.0

FirstRight ulnar53.02.13.2
Second69.32.02.6

FirstRight radialNoneNoneNone
Second36.21.62.3

FirstRight suralNoneNoneNone
Second34.82.12.7

First Repetitive nerve stimulation (RNS) of L tibial at a rate of 3 Hz revealed decrement of −3.2 and subsequent increment of 5.5
SecondNone

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