The cause of mouth ulcers is unknown. Ulcers on both sides of the tongue may be caused by stimulation of external sharp objects, digestive or immune system disorders or related to psychological factors, which need to be examined in the hospital.
1. Stimulation by external sharp objects: poor restorations on both sides of the mouth that are too sharp, tooth roots, or eating hard food for a long time may cause damage to the mucous membranes on both sides of the tongue, which may develop into ulcers.
2. Digestive and immune system diseases: the occurrence of ulcers on both sides of the tongue may also be a hint of systemic diseases such as gastric ulcer, hepatitis, tongue cancer and other diseases.
3. Psychological factors: long-term mental tension and depression may also lead to ulcers on both sides of the tongue, and it is recommended to maintain a good mental state.
Mouth ulcers generally have the ability of self-healing, if long-term recurrence or long-lasting, it is recommended to go to the hospital as soon as possible for examination and treatment.