Fig. 1From: Guillain–Barré syndrome variants: a grave complication of bariatric surgeryLow-amplitude CMAP in bilateral tibial and peroneal nerves. Additionally, polyphasic units, a few positive sharp waves and fibrillation potentials, as well as slow wave resting potential, are present. O: Onset of the wave; P: Peak of the wave; T: Terminal part of the waveBack to article page