1996年11月20日，某四人酒后互相殴斗，其中人（男，23岁）被拳击中左胸，当即倒地死亡。尸表检验e左胸前正中线外侧9．scm处第六助有1．Zcm皮下出J外，未见其它明显损伤。解剖检验肋骨无骨折，心包呈大盈填塞状，打开心包可见大量血液溢出，血液呈暗紫红色，无凝血块。心脏检 On November 20, 1996, a group of four people were beaten each other by drunkenness. Among them, a man (male, 23 years old) was boxed in the left chest and immediately fell to the ground to die. Dead body test e left chest outside the midline 9. Scm at the sixth help 1. Zcm subcutaneous J, no other obvious damage. Anatomical examination of the ribs without fractures, pericardium showed a large surplus Cypriot Cypriot filling, open the pericardium shows a large number of blood spills, the blood was dark purple, non-clotting. Cardiac examination