Wisdom teeth rot a hole and pain if it is caused by endodontitis need root canal treatment, if it is caused by wisdom teeth peri-coronitis need to carry out the gum pocket rinsing and medication and other treatments. 1. Pulpitis: If the wisdom tooth has a cavity that is too deep, it may penetrate the pulp cavity and cause inflammation of the pulp, resulting in severe pain to hot and cold stimuli, the pain can be sustained with spontaneous pain, and the pulp cavity can be hooked up by probing, and at this time, the pulp is already infected, and if the wisdom tooth has a preservation value after taking a picture, it can be treated with root canal treatment, and if the root canal treatment is very difficult, and the wisdom tooth is recommended to be extracted if it is in an abnormal growth position. 2. Wisdom tooth pericoronitis: If the wisdom tooth is decayed but at the same time the wisdom tooth is blocked, it may form wisdom tooth pericoronitis leading to inflammation of the surrounding soft tissues, which requires rinsing the gingival pocket alternately with saline and hydrogen peroxide until there is no exudate, and then iodine povidone is put on the medicine. Consider tooth eruption assistance or tooth extraction after the chronic phase. Wisdom teeth rot a hole and pain is recommended to the hospital as soon as possible to avoid aggravation of the pain.