Conclusion Obvious endotoxemia and inflammatory cytokine reaction may appear early in severe brain trauma.Endotoxin is likely one of the cause resulting in and aggravating secondary brain injury.

• 结论严重颅脑损伤后可出现明显的内毒素血症及炎性细胞因子反应，内毒素可能是引起和加重继发性脑损伤的原因之一。