体征/症状 可观察到的意识丧失持续>30 分钟、外伤后失忆持续>24 小时。[3]Centers for Disease Control and Prevention. Traumatic brain injury in the United States:
epidemiology and rehabilitation. May 2014. http://www.cdc.gov/ (last accessed 30 June 2016).http://www.cdc.gov/traumaticbraininjury/pdf/TBI_Report_to_Congress_Epi_and_Rehab-a.pdf[4]Holm L, Cassidy JD, Carroll LJ, et al. Summary of the WHO Collaborating Centre for Neurotrauma Task Force on mild traumatic brain injury. J Rehabil Med. 2005;37:137-141.http://www.ncbi.nlm.nih.gov/pubmed/16040469?tool=bestpractice.com其他鉴别特征可能包括颈椎损伤、颅骨骨折及颅内出血。
格拉斯哥昏迷评分小于或等于 12 分。[3]Centers for Disease Control and Prevention. Traumatic brain injury in the United States:
epidemiology and rehabilitation. May 2014. http://www.cdc.gov/ (last accessed 30 June 2016).http://www.cdc.gov/traumaticbraininjury/pdf/TBI_Report_to_Congress_Epi_and_Rehab-a.pdf[4]Holm L, Cassidy JD, Carroll LJ, et al. Summary of the WHO Collaborating Centre for Neurotrauma Task Force on mild traumatic brain injury. J Rehabil Med. 2005;37:137-141.http://www.ncbi.nlm.nih.gov/pubmed/16040469?tool=bestpractice.com