A toothache where you can’t find the exact place of pain is a typical clinical symptom of pulpitis. When the toothache can not be identified which tooth, and can not distinguish between the upper jaw and lower jaw, and sometimes a full mouth of teeth pain, this is a typical symptom of pulpitis, caused by bacterial infection of the nerve of the tooth, pulpitis has four main characteristics: hot and cold stimulation pain, pain at night, temperature stimulation aggravation, and the pain can not be localized. The specific affected tooth can be identified through oral examination of the tooth with a deep cavity close to the nerve, or by taking apical films of the tooth. Therefore, the toothache can not find the specific place of pain is a manifestation of the inflammation of the nerve of the tooth, is a symptom of pulpitis, you can go to the dentistry examination, identify the focal tooth, symptomatic treatment.