IOP 18~19 High or not

IOP 18 to 19 in the normal range, normal adults intraocular pressure is generally 10 to 21 mm Hg, higher than 21 mm Hg diagnosed as high intraocular pressure or glaucoma, less than 10 mm Hg is generally low intraocular pressure disease. High intraocular pressure caused by a number of reasons, visual fatigue can also cause transient intraocular pressure increase. In addition, iritis, glaucoma, endophthalmitis can cause intraocular pressure increase. The main symptoms of increased intraocular pressure are redness, eye swelling, eye pain, tearing, foreign body sensation, burning sensation, decreased vision, headache, nausea, and vomiting. Active treatment for lowering intraocular pressure should be carried out. Increased intraocular pressure is mainly damage to the optic nerve. Optic nerve damage is generally irreversible and can seriously affect vision.