肌电图正常值.doc

上肢运动神经活动电极刺激部位从活动电极到第一个刺激部位的距离（cm）起始潜伏期（ms）振幅（mv）节段名称速度(m/s)正中神经拇短展肌腕肘85.05.0肘腕45.050尺神经小指展肌腕肘下（BE）肘上（AE）85.05.05.0BE腕AEBE45.050.055桡神经食指固有伸肌前臂Erb点42.40.5148.8AEEIPErb点AE55.0726.3肌皮神经肱二头肌中点远端Erb点23.541.54.50.65.0Erb点肱二头肌60.0腋神经三角肌中部Erb点14.826.53.90.55.0Erb点三角肌60.0*皮肤温度应保持在32*两侧振幅的差异50%为有显著性，或从远端到近端振幅降低20%(40%)有显著性* CMAP低于1mV 应引起注意上肢感觉神经活动电极刺激部位距离（cm）起始潜伏期（ms）振幅（V）节段名称速度(m/s)正中神经第二指掌中部腕部771.920.03.0掌中部第2指腕掌中部45.0;5045.0;50尺神经第五指腕部肘下部肘上部143.015.014.0腕第5指肘下部腕部肘上部肘下部44.0;5053.0;5554.0;55桡神经浅支前臂背侧第一指间141.80.32.10.32.40.33.0第1指间前臂55前臂外侧神经前臂肘部121.80.1(1.62.1)24.07.2(1250)前臂肘部653.6*皮肤温度应该保持在32下肢运动神经活动电极刺激部位距离（cm）起始潜伏期（ms）振幅（mV）节段名称速度(m/s)腓总神经趾短伸肌踝部腓骨头腘窝83腓骨头踝腘窝腓骨头40.040.0;45胫神经姆外展肌踝部腘窝103.0膝踝40.0*皮肤温度应该保持在30下肢感觉神经活动电极刺激部位距离（cm）起始潜伏期（ms）振幅（V）节段名称速度(m/s)腓肠神经踝部外侧腓肠肌143.0腓肠肌踝外侧40.0股外侧皮神经髂前上棘内侧1cm大腿前部12162.60.21.0髂前上棘大腿前部47.93.755腓浅神经踝前到踝外侧腓肠肌前外侧143.40.41.0踝外侧到腓肠肌40.0*皮肤温度应该保持在30H反射*部位移动潜伏期（ms）刺激部位腓肠肌比目鱼肌内侧从腘窝内踝28.035.0腘窝上肢F波运动神经采集部位F潜伏期(ms)F出波率正中神经拇短展肌腕22.231.0肘24.82.0腋21.72.870%尺神经小指展肌腕23.031.0BE26.02.0AE23.52.0腋21.71.070%腓总神经趾短伸肌踝51.34.7膝42.74.060% 50胫神经姆外展肌踝52.34.3膝43.53.470%瞬目反射R1R2R2潜伏期(ms)10.00.629.31.729.21.8正常高限11.834.434.6侧间差高限2.03.64.0波幅(V)24916732711426396下肢SEP潜伏期MSD(ms)胫神经P40N50P60男41.22.938.5;侧差2.9;高限4350.53.062.73.3女39.31.449.42.160.02.0上肢SEP潜伏期MSD(ms)正中神经N20P25N3518.11.6侧差1.9;高限2222.82.331.62.6BAEP年龄性别潜伏期(ms)IIIIVI-IIIIII-V10-15岁男1.860+0.0604.010+0.1125.785+0.2032.150+0.1051.775+0.177女1.830+0.0983.910+0.1215.608+0.1322.080+0.1241.770+0.10315-20岁男1.880+0.1184.065+0.1185.835+0.1872.185+0.1041.770+0.134女1.835+0.1183.920+0.1155.701+0.1182.085+0.1141.805+0.11820-40岁男1.900+0.1594.132+0.0945.911+0.1972.232+0.1441.771+0.162女1.844+0.1133.900+0.1145.663+0.1412.056+0.1081.763+0.14140-60岁男1.977+0.0974.173+0.1286.087+0.2312.197+0.1381.913+0.185女1.891+0.1063.980+0.1445.798+0.2122.089+0.1071.818+0.16360-80岁男1.983+0.1224.196+0.1946.161+0.2382.215+0.1711.965+0.145女1.909+0.1104.053+0.1735.951+0.1852.143+0.1511.896+0.164高限 I 2.