The abnormal electrocardiogram has practical value to estimate beth the grade of heart injury and the state and prognosis of craniocerebral trauma.

• 心电图异常对估计心脏本身受损程度及颅脑外伤的病情和预后均有重要的指导意义,颅脑损伤后出现心电图改变常提示病情危重及预后不良。