SOMATOSENSORY-EVOKED FIELDS AND POTENTIALS FOLLOWING TIBIAL NERVE-STIMULATION

被引:8
|
作者
ROGERS, RL [1 ]
BASILE, LFH [1 ]
TAYLOR, S [1 ]
SUTHERLING, WW [1 ]
PAPANICOLAOU, AC [1 ]
机构
[1] UNIV TEXAS,HLTH SCI CTR,DEPT NEUROSURG,MAGNETOENCEPHALOG LAB,HOUSTON,TX
关键词
D O I
10.1212/WNL.44.7.1283
中图分类号
R74 [神经病学与精神病学];
学科分类号
摘要
We studied evoked magnetic fields and electrical potentials following stimulation of the tibial nerve in a group of 24 normal subjects. Both magnetic and electrical recordings demonstrated a series of oscillatory patterns consisting of four peaks (two positive and two negative) occurring between 40 and 100 msec. Magnetic field source localization of all four peaks using a dipole-in-a-sphere model indicated that all four peaks emanated from the same cortical surface located within the longitudinal fissure, an area typically associated with somatosensory function.
引用
收藏
页码:1283 / 1286
页数:4
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