Convulsions occur in the elderly with cerebral infarction in the following cases: 1, seizures: This is the most common, especially when the lesions of cerebral infarction involve the cerebral cortex, the cerebral cortex is damaged, easily causing abnormal discharges, if this abnormal discharge occurs synchronized diffusion, it may lead to seizures, clinical manifestations of convulsions, also often accompanied by unconsciousness. 2, hypoglycemia: elderly with cerebral infarction When cerebral infarction occurs, eating may be irregular, and if insulin or hypoglycemic drugs are used and eating is not enough, hypoglycemia may occur, leading to convulsions. 3, electrolyte disorders: elderly people with cerebral infarction are bedridden for a long time, malnourished, or some systems regulating electrolytes in the brain are damaged, often prone to hypernatremia or hyponatremia, severe hypernatremia and hyponatremia may lead to convulsions and require regular monitoring of electrolytes.