There are many reasons why patients have ulcers in their throats, the main ones include the following: first, some people have very bad habits when eating, often talk, and at the same time are particularly prone to bite the mucous membrane of their own pharyngeal side walls, which can easily induce ulcers in patients. The second is that the patient is always picky when eating, does not like to eat green leafy vegetables, and does not like to eat fruit, generally male patients have such bad habits, because the body lacks vitamins, so it is particularly easy to grow ulcers. Thirdly, the patient himself has an autoimmune system disease, which is generally related to genetic factors. The patient may have ulcers in other parts of the body besides the throat. Regardless of which of the above causes is responsible, patients are advised to actively go to the hospital for examination, diagnosis, and symptomatic treatment after such a situation arises.