Methods Postmortem examination of 23 cases of fistattack (group A) and 30 cases of blunt force-attack (group B) sudden death were performed.

• 方法对23例拳击(A组)与30例钝器打击(B组)采用作者建立的脑干损伤取材方法,于脑干各颅神经根部作水平面切6块,HE染色光镜检查。