In the ophthalmology clinic, if a patient has eye swelling and pain, there are more reasons. The most common clinically is that the patient may have visual fatigue, or due to the patient’s high intraocular pressure: 1. Generally speaking, when the patient has eye swelling and pain, it is first recommended that the patient should undergo a comprehensive and systematic examination, which can be done for fundus examination, intraocular pressure examination, computerized optometry examination, etc. Through these basic examinations, we can determine whether the patient has refractive problems, or whether the patient’s intraocular pressure is The eye pressure is within the normal range. In clinical practice, if a patient has refractive problems, prolonged eye use will cause visual fatigue, and the patient may experience eye swelling and pain at this time.2. Another possibility is that if the patient has high eye pressure, it will cause eye swelling and pain. So there are more reasons for eye swelling and pain, so be sure to give symptomatic treatment after careful examination.