Children with a lump of flesh on the gums may be dental apical inflammation, gingival tumor, gingival polyps, eruption, etc.. 1. Inflammation of the apical part of the teeth: due to tooth decay, pulpitis untreated, further development into periapical inflammation, inflammation exudate can not be discharged, oozing from the location of the gums, repeated swelling and formation of bumps. 2. Gingival tumor: a benign tumor on the gums, mostly round or semi-circular, requiring surgical treatment. 3. Gingival polyps: Gums are mostly infected by inflammation, repeated stimulation to form polyps, most of which are painless and may bleed after injury. 4. Emerging teeth: is the state before the teeth grow out, most have no obvious discomfort, belong to the normal physiological protrusion. Children’s gums grow a meat bump, to go to the hospital in time to check, and under the guidance of the doctor’s treatment.