A person may be considered a glaucoma suspect on the basis of high intraocular pressure, an unusual appearance of the optic disc or visual field, a family history of glaucoma, or narrow angles between the iris and cornea.

a term applied to a patient whose eye(s) may be at risk for developing glaucoma. The risk is usually associated with a large number of historical risk factors (eg. family history) or with eye pressure that is high. An enlarged cup to disc ratio along the optic nerve or "borderline" results on a visual field test may also identify a glaucoma suspect.

a person whom the ophthalmologist is concerned may have or may develop glaucoma because of the elevated pressure inside the eyes