The size of brain edema was measured with CT on day 0, 1, 3, 7, 14, 21 respectively after SHI. The size of brain edema at the trauma cite and ICP as well as the clinical outcome were compared and analysed.

• 每例病人伤后0、1、3、7、14、21 d各行一次头颅CT检查，分析比较两组颅内压、伤灶脑水肿体积变化和预后状况。