White eye congestion can be classified as conjunctival congestion, ciliary congestion, and scleral congestion depending on the location, and can be classified as different causes depending on the other eye symptoms that accompany it. If the white eye is congested, the closer it is to the fornix, the more obvious it is, and the bright red color is generally conjunctival congestion; if it is near the black eye, the dark red color is generally ciliary congestion; if the white eye is partially congested, there is localized pressure pain and purplish red color is considered as scleral congestion. There are many causes of eye congestion. If the eye is congested and there is an obvious feeling of foreign body and stinging pain, then consider whether it is caused by eyelid impingement, stone or foreign body in the conjunctival sac, or foreign body in the cornea, mostly conjunctival congestion and ciliary congestion; if the eye is congested and there is an obvious loss of vision, it is usually possible that keratitis, glaucoma, uveitis, mostly ciliary congestion; if the eye is congested and there is If the eye is congested and there is a lot of discharge, it is usually considered acute conjunctivitis; if there is also severe pain, it may be scleritis, orbital cellulitis, etc. Therefore, it is advisable to go to the hospital for timely consultation, and to ensure sufficient sleep and rest in general. Therefore, white eye congestion can be classified into different causes depending on the location and the accompanying other eye symptoms, such as inflammation of different parts, foreign bodies or glaucoma, and should be promptly seen by a hospital for a clear diagnosis and treatment of the cause.