Pain in the posterior teeth may be caused by dental inflammation or trauma according to the clinical examination and presentation, or dental pain may be triggered by soft tissue inflammation.
1. Dental inflammation: when caries occurs in the back teeth, there may be a transient pain to the food embedded in the cavity. When pulpitis occurs, the tooth will have spontaneous pain, hot and cold stimulation severe pain. When the inflammation spreads to the root tip will appear periapical inflammation, then there will be bite pain.
2. Dental trauma: when the back teeth are hit by external force or when the teeth are cracked or fractured by biting and eating hard objects, the dental tissues are generally in good shape without caries, but the teeth may be found to be loose or fracture lines on the teeth.
3. Soft tissue inflammation: the eruption of wisdom teeth in the back teeth may appear wisdom teeth pericoronitis, may also be the teeth of food blockage triggered by gingival papillitis so that the teeth appear painful feeling.
The specific cause of pain in the back teeth should be based on the performance of the pain, location and oral status of the comprehensive judgment.