›› 2016, Vol. 34 ›› Issue (11): 806-.doi: 10.3969/j.issn.1000-3606.2016.11.002

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Prognostic value of somatosensory evoked potentials and brainstem auditory evoked potentials in children with severe disturbance of consciousness

FENG Ying, XIAO Nong, CHEN Yuxia, LIU Ling, JIANG Wei, HOU Xueqin, HUANG Qinrong   

  1. Department of Rehabilitation, Children's Hospital of Chongqing Medical University, Chongqing 400014 , China
  • Received:2016-11-15 Online:2016-11-15 Published:2016-11-15

Abstract: Objectives To explore the dynamic changes of somatosensory evoked potential (SEP) and brainstem auditory evoked potential (BAEP) in children with severe disturbance of consciousness during recovery, and their predictive values for conscious recovery. Methods Fifty-two patients with severe disturbance of consciousness hospitalized during July 2013 to June 2014 were included. Clinical assessment and assessments of SEP and BAEP were finished within 48 h after admission. In the course of 12 months, coming out of minimum state of consciousness or death were the end point for assessment. Results Within one year, there were 27 cases recovered their consciousness among these 52 cases and consciousness recovery rate was 51.2%. No differences in the recovery rate of consciousness in various pathogenesis (P > 0.05). There were 24 cases with stage I in SEP grade on the first time, in which 20 cases recovered consciousness and 4 cases did not recover after one year hospitalization (3 cases remain stage I after reexamination and one case progressed to stage III). There were 28 cases with stage II or stage III in SEP grade on the first time; 3 cases turn stage II to stage I, inwhich 2 cases recovered their consciousness; 2 cases turn stage III to stage I, in which one case fully recovered with consciousness. The other 23 cases remained in stage II or stage III and only 3 patients completely recovered in the one year course. Among 52 cases, 50 cases had normal BAEP, and one case had stage II and one case had stage I. Conclusions SEP can be used to predict consciousness recovery during recovery phase in children with severe disturbance of consciousness. However, BAEP cannot.