Grand mal seizures, also called tonic-clonic seizures, are the most common type of seizures, accounting for about 81% of all seizures. Its performance: sudden loss of consciousness, eyes rolled up, pupils dilated, teeth closed, incontinence, facial pallor or cyanosis, may have a pig squealing (or sheep squealing) sound, followed by generalized tonic spasm, about a few minutes after the whole body convulsions stop naturally, spitting white foam or blood foam (when the tongue and oral mucosa bite broken), and finally muscle relaxation, the patient is comatose or drowsy, face gradually normal, and gradually awake. A. Identification of grand mal seizure 1. Sudden screaming, like a sheep, loss of consciousness, standing position can fall to the ground. 2. The whole body twitches, the face is blue, the pupils are dilated, and the mouth foams. 3. The tongue and lips are often bitten, and there is incontinence of urine and other manifestations. 4. Each seizure lasts for several minutes, and after the seizure stops, the patient falls asleep for tens of minutes and wakes up with no memory of the seizure process. 5. A few patients have seizures for several hours or more than ten hours continuously, and they are always unconscious, accompanied by high fever and dehydration. The first aid method for grand mal seizures 1. When a grand mal seizure begins, the patient should be helped to lie on his side immediately to prevent falls and bruises. 2, then untie his tie, bra, clothespin, belt, keep the airway open. 3.Stand the head on its side to make saliva and vomit flow out of the mouth as much as possible. 4, remove the dentures to avoid accidental inhalation of the respiratory tract. 5, to prevent tongue bite, roll a handkerchief into or wrap a pair of chopsticks with a strip of cloth and stuff it between its upper and lower teeth. 6, when convulsions, do not press the patient’s limbs, so as not to cause fractures or sprains. 7. If the patient is unconscious after the seizure, reduce moving as much as possible and let the patient rest properly, and give oxygen intake. 8. Patients who have fallen to the ground should be checked for trauma, and if there is trauma, it should be treated according to the specific situation. 9, people with a history of epilepsy, must take antiepileptic drugs regularly according to medical advice, do not reduce or stop taking them without authorization, otherwise it will lead to recurrence of epilepsy or sustained seizures. 10, first seizure, must immediately breathe called “120” emergency phone, ask the doctor to come to the emergency, even if the seizure has stopped, must go to the hospital for further examination to determine the cause, symptomatic treatment, to prevent recurrence. 11, pediatric convulsions (similar to seizures) caused by high fever is common, then the body temperature should be brought down as soon as possible to help prevent the recurrence of convulsions, and should be sent to a pediatric hospital as soon as possible for further examination and treatment.