Symptoms of gingival cancer: 1. The lower gum is more than the upper gum, which grows slowly and is mostly ulcer type. 2. Infiltration into alveolar process and jaw can cause tooth loosening and pain. 3. Backward development to the posterior molar area and pharynx will lead to difficulty in opening mouth. 4. It can be transferred to cervical lymph nodes, and mandibular gingival cancer mostly transfers to submandibular and submental lymph nodes of the affected side, and then to deep cervical lymph nodes; Maxillary gingival carcinoma metastasized to the affected submandibular and deep cervical lymph nodes.

Active treatment is the key to prolong life. It is suggested that biotherapy can be used to treat cancer patients at all stages, especially patients with advanced tumors. At this time, those who have lost the opportunity of surgery or are in poor health and cannot tolerate high-dose radiotherapy, chemotherapy or chemotherapy insensitive and drug-resistant lines can obviously improve their symptoms, improve their quality of life and prolong their survival time.