A polyp on the tooth bed is likely to be the following three cases: 1, pulp polyps, the main prevalence of adolescents, because teenagers root canal is relatively large, it is likely that the formation of larger polyps in the pulp, through the normal endodontic treatment, the polyp will be completely eliminated. 2, gingival polyps, gingival polyps, gingival polyps because of the long-term presence of a caries hole in the oral cavity, not timely filling treatment, in the cavity next to the gums, will grow into the cavity, forming a gingival polyp, most of the bleeding will be more obvious symptoms, need surgery to remove. 3, the pulp bottom of the polyp, mainly in the pulp bottom of the polyp, the formation of polyps, most of the bleeding symptoms, need surgery to remove. Gingival polyps are formed when the gums next to the cavity grow into the cavity, most of the polyps will have bleeding symptoms, and need to be surgically removed. 3, pulp polyps, mainly in the pulp has been perforated patients, this time through the shooting of X-rays, you can tell that the pulp has been destroyed by the polyp, the affected teeth can not be treated at this time, can only be extracted.