Toothache but no inflammation is considered to be related to trauma, but also may be the emergence of dental calculus, cavities and other problems. 1. Trauma, if hit by external forces, may lead to tooth damage, toothache symptoms, and after the impact if the hidden cracks will also have obvious symptoms of toothache. 2. Dental calculus, if the appearance of dental calculus plaque, dental calculus and plaque stimulation around the gums, may lead to increased sensitivity, toothache but no inflammation symptoms. 3. Cavities, some patients have cavities due to the presence of more residual material inside the cavity, may stimulate the gum tissue, toothache symptoms. Usually need to do a good job of oral cleaning, keep a light diet, avoid hot, cold, sweet and sour stimulation.