Multiple ischemic foci in the brain are imaging descriptions that may be normal physiological phenomena associated with aging; they may also be the result of diseases such as cerebral infarction and cerebral thrombosis. Multiple ischemic foci of the brain may be described on imaging tests such as cranial CT and cranial magnetic resonance imaging. Multiple ischemic foci in the brain may be caused by physiological factors, such as the aging of brain cells with age. This condition usually does not cause abnormal signs. Multiple ischemic foci can also be caused by disease, such as cerebral infarction or cerebral thrombosis, which leads to occlusion of the cerebral blood vessels and ischemia, resulting in the formation of intracerebral foci, which may appear on imaging. If the results of the examination show multiple ischemic foci in the brain, it is recommended to follow the doctor’s instructions for further examination to clarify whether the disease is present and actively treat it.