1. Correction according to the cause, such as repairing the gap by focusing on the gap and closing the interdental gap.
2. If the tongue body is too large, the gap should be corrected after the tongue body is reshaped. For those with abnormal swallowing and tongue function, in order to correct abnormal swallowing, in addition to training, it is necessary to properly guide the tongue to tend to the normal position.
3. For those who need surgical treatment, conventional anti-infective drugs can be used before and after surgery.