The back of the head fell to the ground, it is not recommended to determine whether there is nothing wrong, should promptly seek medical attention, you can through the symptoms, physical examination and CT and other auxiliary examination to determine. 1. Symptoms (1) If the back of the head falls to the ground, if only localized scalp swelling, pain, is a skin contusion, no headache, dizziness, nausea and memory loss, generally relatively light. (2) If there is dizziness, tinnitus, or even projectile vomiting, coma, and memory loss, it may have caused intracranial hematoma, brain contusion and other diseases, and you need to go to the hospital in time for further examination. 2. Physical examination: after landing on the back of the head, a neurological examination is needed to check whether there are speech disorders, limb movement disorders, ataxia and pathological signs. 3. Auxiliary examination: the more commonly used examination method is cranial CT, which can initially determine whether there is intracranial hemorrhage, cerebral contusion, skull fracture and other conditions. The back of the head fell to the ground should be timely medical treatment, follow the doctor’s instructions to take appropriate examination and treatment measures, do not judge for yourself, to avoid delaying the condition.