A swollen forehead should be seen in the emergency department or neurosurgery depending on the patient’s injury. If the swelling of the patient’s forehead has just occurred, this situation should generally see the emergency department, in order to quickly rule out the possibility of intracranial hemorrhage, serious concussion, because the emergency department belongs to the treatment of emergency injuries or illnesses, the queuing time is shorter, so as to avoid going to other departments to queue up for a delay in order to avoid the deterioration of the patient’s injuries and other undesirable consequences. If a patient’s forehead has been swollen for a period of time, he or she can usually go to the neurosurgery department, which can rule out complications and after-effects through detailed examination, and can also provide patients with more detailed treatment guidance and advice. If the patient’s forehead is swollen, if the symptoms are mild, and there is no obvious phenomenon such as dizziness, headache, etc., you can not need to consult a doctor for the time being, and strengthen the observation can be, if the patient has a serious dizziness, or even severe vomiting and other phenomena, it is recommended that the patient is immediately sent to the emergency room, so as to avoid delaying the condition.