The face has been numb may be seen in the following cases: First, the most common is cerebrovascular disease, whether cerebral infarction, cerebral hemorrhage, can lead to sensory numbness of the limbs and face. Second, multiple sclerosis, multiple sclerosis to see the involved parts, some patients also give the phenomenon of numbness of the face. Third, peripheral nerve diseases, such as trigeminal nerve inflammation, can also appear the phenomenon of facial numbness. There are also some peripheral nerve diseases, such as Greenbrier syndrome, diabetic peripheral neuropathy, can also lead to the phenomenon of numbness of the face. Fourth, we should also pay attention to the exclusion of depression, anxiety caused by somatization symptoms, only after the exclusion of other diseases described earlier, can not find the cause of the case, you can also consider the somatization symptoms caused by depression, anxiety.