Fig. 6. Transcranial motor evoked potentials (TceMEPs) and somatosensory evoked potentials (SSEPs) at different study recording periods. ( A ) Right first dorsal interossei (R FD1 C8-T1) and abductor hallucis longus (R AHL S1-2) TceMEP. ( B ) Left first dorsal interossei (L FD1 C8-T1) and abductor hallucis longus (L AHL S1-2) TceMEP. ( C ) Left (L) and right (R) posterior tibial nerve (Post Tib) and median nerve (Median) SSEP.