It is important to have eye exams regularly not only to determine an eyeglass or contact lens prescription but to also maintain the health of your eyes and check for diseases. Many tests are performed to during a comprehensive eye exam, such as:
If childhood vision problems are left undetected and untreated, it can lead to learning difficulties that could affect children’s academics and social skills. Some eye conditions such as eye turns (strabismus), drooping eyelid (ptosis), congenital cataract, farsightedness (hyperopia), nearsightedness (myopia) & astigmatism can lead to permanent vision loss (lazy eye or amblyopia) in one or both eyes if not detected and managed at an early age.
The Canadian Association of Optometrists recommends childhood eye examinations as follows:
Even if a patient is seeing well there can be vision-threatening eye diseases present that have no early warning signs and symptoms. It is important to have regular eye examinations to maintain eye health and monitor for conditions such as presbyopia, cataracts, glaucoma, macular degeneration and retinal detachment.
The Canadian Association of Optometrists recommends an eye examination every 2 to 3 years if between the ages of 20 and 39 and every 2 years if aged 40 to 64.
Frequency of examinations may be more often than every 2 years if there are specific eye or systemic diseases being monitored such as cataracts, glaucoma, macular degeneration, diabetes and high blood pressure.
Risk of eye diseases increases with progressing age therefore the Canadian Association of Optometrists recommends adults aged 65 years or older have an eye examination on a yearly Basis.
Frequency of examinations may be more often than every year if there are specific eye or systemic diseases being monitored such as cataracts, glaucoma, macular degeneration, diabetes and high blood pressure.
Visual field testing is used to assess central and peripheral vision. This test may be necessary to confirm, rule out or monitor possible vision threatening eye diseases (macular disease and glaucoma) and neurological disorders. The Ministry of Transportation may also request visual field testing to determine if provincial driving standards are being met.