Infant fall to the head can lead to intracranial hemorrhage, the main manifestations are: 1, the intracranial pressure rises headache, a longer time will have vomiting, cramps, consciousness, posture is not normal and other performance; 2, after the child fell down not necessarily headache, will be frightened and crying, and headache crying is not the same, if only fall or fear, local pain is easier to comfort. While the headache caused by bleeding is not easy to comfort, headache persistent, crying more obvious; 3, performance in the nervous system, if the amount of bleeding, and bleeding site is more critical, it will affect the vital center, appearing faster breathing, faster heartbeat, cramps and other performance; 4, the amount of bleeding is slow, slow seepage of blood, then the performance of the nervous system is slower, the vomiting situation in the form of jets appears later.