Pain at the right tongue root even at the throat, clinically there may be the following diseases: is peri-tonsillitis, or peri-tonsillar abscess, mainly occurs unilaterally, will cause pain at the throat, pain downward radiation can reach the root of the tongue and other locations, especially when the patient do swallowing, eating may be more obvious, the patient may appear open mouth restricted and other performance. Clinically this condition can be found through examination, the diagnosis is not very difficult, clinical treatment with antibiotics for anti-inflammatory treatment can be. Some patients. For example, if a peri-tonsillar abscess is caused, the pain will be more intense and the restriction of mouth opening should be more obvious first, so clinical treatment with anti-inflammatory therapy and abscess incision is needed. Some patients, such as those with glossopharyngeal neuralgia, will have this condition. There is no clear indication of inflammation or obvious infection during the specialist examination, but clinically the patient may swallow, or when touching the trigger point, there will be a painful sensation in the right side of the root of the tongue and the radiating area of the root of the tongue, such as at the throat, with sudden onset and sudden cessation, and this condition is not well treated with oral anti-inflammatory drugs, and some patients can be treated with oral carbamazepine for a short period of time. But the effect is not very obvious.