What is perimetry? Perimetry measures both the limits of the visual field perceived by the unaided eye (visual field) and the acuity of perception. In contrast to the central visual field, which provides the highest visual acuity, the outer part of the visual field is mainly used for orientation in and perception of the surroundings. … Perimetry: Process and Significance of Eye Examination
Perimetry encompasses several ophthalmic procedures that serve to determine visual field limits as well as sensitivities of the visual system and play a role in particular for the fitness testing of occupational groups such as pilots. In each perimetry procedure, the person examined covers one eye and fixes a specific point in space with the … Perimetry: Treatment, Effect & Risks
Glaucoma is a disease of the eye colloquially known as “glaucoma”. Most diagnosed cases are so-called high-pressure glaucoma, which is associated with increased intraocular pressure. However, normal-tension glaucoma (also known as low-tension glaucoma) can also be present, in which the eye pressure is not elevated. Normal-tension glaucoma differs markedly in some respects from the more … Normal Tension Glaucoma: Causes, Symptoms & Treatment
