Lower gums swollen lump of flesh, should be treated according to the cause of the disease, if it is gingivitis, active anti-infective treatment; apical periodontitis, the need for endodontic treatment; polyps or tumors need surgical treatment. 1. Gingivitis: Gum infection may cause a lump of flesh on the lower gums, which can be treated with oral or intravenous penicillin, metronidazole and other anti-infective treatments. 2. Periapical periodontitis: purulent inflammation of the tissues around the root of the tooth may also lead to a lump of swollen lower gums, and there may be pus overflow, you need to take root canal treatment in a timely manner, and change the medication on time, and after the recovery of the tooth for the filling of the root canal and the crown restoration. 3. Polyps or tumors: Gingival polyps, gum tumors, can also lead to lower gums swollen lump of flesh, can be surgically removed. Lower teeth swollen a lump of flesh, there may be other reasons, you need to go to the hospital in time for further examination, follow the doctor’s instructions for treatment, the use of drugs need to follow the doctor’s instructions.