At two o’clock at night, a messy and hurried footsteps broke the peace of the night. A haggard-faced elderly female patient with great pain and helplessness written on her face came to the neurological emergency room. I saw her gently covering her right face with one hand and rubbing her skirt tightly with the other hand. The covered face was red and swollen, and saliva flowed out of the mouth from time to time. I hastily asked: [Hello, may I ask why you are not feeling well? ] The patient grinned softly and said in a low and vague voice: “Doctor, my toothache here is like an electric drill, for a while.” The son of the patient went on to Read More …