Because there are many kinds of reasons that cause the corneal edema, the treatments of the corneal edema are also accordingly different. If the corneal edema is caused by the wearing and abrasion of eye contacts, then the ppatient should just stop wearing the contacts or wear the contacts in the right way. If the corneal edema is caused by the high eye pressure in the eyes, then the method is too decrease the eye pressure to a normal level. If the corneal edema presents itself as a complication after an eye surgery, then the patient should ask the doctor for medical treatment such as antibiotic eye drops and guttae sulface. In some cases, the corneal edema is limited in the epithelial layer, which makes it possible to extract the excessive fluids from the cornea through the penetration of salt solution. If the conditions of corneal edema are very serious, the patient may have to take a surgery of cornea transplant. If left untreated, the corneal edema can deteriorate and develop into interstitial edema and intercellular edema as well as other chronic eye diseases. Therefore, the corneal edema should be treat in time.