The concentration of D dimer and t PA in plasma was measured by enzyme linked immunosorbent assay (ELISA) and the PLG biological activity was measuredby chromophore method.

• 纤维蛋白原的含量在3个阶段无明显统计学差异(P>0。05)；而D-D在亚急性期显著升高(P<0。05)；恢复期开始下降。T-PA和PLG于急性期时；t-PA血浆水平高于对照组(P<0。