A fall from a height may result in instantaneous unconsciousness or unconsciousness within a short period of time, and is related to the part of the patient’s body on which he or she falls. 1. If a fall from a height where the head hits the ground first causes trauma to the cranium and other parts of the brain, resulting in intracranial hemorrhage, craniocerebral injury, and so on. The patient may experience instant coma or even death. 2. If the fall from height, non-head of other parts of the ground injury, may be in a short period of time after the coma, such as thoracic and abdominal organs injury, including rupture of the liver and spleen, urethral injuries, etc., resulting in the thoracic cavity and intra-abdominal hemorrhage, the patient may appear in a short period of time in the case of coma. Falling from height is a more dangerous situation, and you should call the 120 emergency number and seek medical examination and treatment as soon as possible. When unconsciousness occurs, it can cause great difficulties in diagnosis and treatment of the patient.