Tooth stump especially painful need to check the stump and periodontal status, if in the acute inflammatory period need to anti-inflammatory or open pulp drainage, turn into a chronic period to consider extraction. 1. Acute stage: tooth stump especially painful may be tooth pulpitis, apical periodontitis acute attack, generally need to open the pulp to relieve the pressure of the pulp cavity, may also be acute periodontal inflammation, the need for periodontal treatment, local use of medication to rinse the periodontal medication. 2. Chronic: tooth stumps if the pulpitis, apical periodontitis chronic phase, need to assess whether the stump can be retained, can be retained root canal treatment, if the gingivitis periodontitis caused by the stump can not be retained for extraction, can be retained stump continue to carry out periodontal therapy. Dental stumps are particularly painful, it is recommended to go to the hospital in a timely manner to avoid aggravation of the inflammation.