In tracking 45 of observation, 41 restore a function completely, did not offer as a gift leave any sequela, 3 unfinished restore completely, a paresis does not have functional improvement.

• 在追踪观察的45名中，41名完全恢复功能，未遗留任何后遗症,3名未完全恢复,1名轻瘫无功能改善。