Whether the three-month-old baby fell from the bed is not okay, according to the results of the cranial CT examination to clarify. The impact strength is mainly related to the impact strength, the impact strength is mainly related to the height of the bed, the hardness and softness of the floor and the location of the head impact, as follows: 1, if the bed is not high, the floor is not too hard such as wooden floor, the child may show no problem after the injury, the cranial CT examination results show no intracranial bleeding, fractures, the child may show mild vomiting, drowsiness and other symptoms, or no symptoms If the bed is high or hard floor such as concrete, if the impact site is in the temporal part and other thin parts, it may lead to intracranial hemorrhage, the head CT examination shows high-density intracranial hemorrhage shadow, the skull may have fracture, the child may have obvious nausea, vomiting or even consciousness coma and so on.