Gums white alert gingivitis, periodontal abscess or periodontitis. 1. Gingivitis: mainly due to the long-term accumulation of plaque on the gums caused by the patient in addition to the symptoms of white gums, there may be accompanied by local itching and swelling of the gums, pain or bad breath. 2. Periodontal abscess: mainly due to the development of periodontitis to the advanced stage, periodontal pockets within the wall of the suppurative inflammation caused by the patient’s symptoms can be manifested as white gums, swollen gums and so on. 3. Periodontitis: mainly due to food impaction, plaque or mental stress, the patient’s symptoms can be manifested as white gums, periodontal pockets overflowing pus or loose teeth. There are many other causes of white gums, it is recommended to go to the hospital in a timely manner, after the cause of the disease is clear, in the guidance of professional doctors for standardized treatment.