what is normal ocular pressure
The term ocular hypertension usually refers to any situation in which the pressure inside the eye, called intraocular pressure, is higher than normal. Eye pressure is measured in millimeters of mercury (mm Hg).Normal eye pressure ranges from 10-21 mm Hg.Ocular hypertension is an eye pressure of greater than 21 mm Hg.he term ocular hypertension usually refers to any situation in which the pressure inside the eye, called intraocular pressure, is higher than normal. Eye pressure is measured in millimeters of mercury (mm Hg).