Hippocampus belongs to an important part of the brain, hippocampal sclerosis belongs to the atrophic lesion of hippocampus, hippocampus is sensitive to ischemia and hypoxia, the causes of hippocampal sclerosis are mainly the following: 1, high fever, infection, common in childhood, such as high fever, convulsions, encephalitis and other diseases, can cause hippocampal injury; 2, trauma, patients with a history of traumatic brain injury, can also cause acute damage to the hippocampus; 3, cerebrovascular disease The patient has a history of traumatic brain injury, which can also cause acute hippocampal injury; 3. Hippocampal injury can cause frequent seizures, usually rest on time, do not stay up late, avoid overexertion, and eat a light diet.