inside the eye is raised due to a variety of causes. If adequate treatment is not received, the optic nerve can be damaged and in the advanced stage of the disease this can lead to visual impairment and even

retina is not attained (astigmatism). In addition, damage to the eye media, the retina or the optic nerve can lead to reduced visual acuity. Visual acuity in ophthalmology However, determining visual acuity