What are the symptoms of dental neuralgia?

What are the symptoms of dental neuralgia? First, dental neuralgia is caused by dental caries, which has reached the dental nerve. Clinically, pulpitis is more common, and there are obvious pain symptoms. The main manifestation is spontaneous pain, without any stimulation, it will show pain. If there is a tooth neuralgia, it may manifest as pain in both the upper and lower teeth on the same side, and sometimes the pain may radiate like an ear pain or a headache.