The disease to be considered is epilepsy when a patient presents with rolling eyes and convulsions. The onset of the disease is caused by abnormal discharges in the brain and the diagnosis of the disease is mainly based on the symptoms the patient experiences during a seizure. The diagnosis of epilepsy is based on the symptoms of the seizure, and the patient needs to go to the hospital for further investigations to find the cause of the seizure. 1. There are various cerebrovascular diseases, such as cerebral infarction, cerebral haemorrhage and intracranial occupancy. The most common cause of seizures is the presence of a diabetic hyperosmolar state, diabetic ketoacidosis, and carbon monoxide poisoning.