拳击致颅骨凹陷骨折生物力学分析1例
Chinese Journal of Forensic Medicine(2018)
Abstract
1 案例资料
1.1 简要案情
周某,男,50岁.某日清晨被人发现在一过街地下通道内死亡.1.2 尸体检验尸表损伤枕部正中可见一2cm×1cm小片状头皮挫伤.余未见明显损伤.解剖所见枕部头皮挫伤处头皮下片状出血,大小6cm×4cm,枕骨正中偏右见一纵行线性骨折,长26厘米,折线中央部缝隙稍宽,向上下逐渐变窄消失.骨折线向上止于人字缝中点,向下延伸进入右侧颅后凹,止于枕骨大孔右侧缘.额部帽状腱膜内片状出血,大小5.5 cm×5cm,额骨正中可见一椭圆形凹陷骨折(图1),大小1.3cm×1.1cm,骨折区边界清晰,其内小骨片人字形粉碎,颅骨内板呈"帐篷状"向内塌陷约0.3cm.双侧颞肌出血.左侧硬膜下血肿形成;蛛网膜下腔出血,以左侧大脑半球为重;双侧额叶眶回脑挫伤,左颞底小片状脑挫伤.余内脏器官未见损伤.
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