Find...Medical Article

Medical Center

Why we have to get comprehensive eye examination

Why we have to get comprehensive eye examination

Good eye health is part of having a good quality of life so the comprehensive eye examination is no less necessary than other medical checkup. In eye examination, subjects will be evaluated for vision and diagnosis of common eye diseases, evaluate the retina, optic nerve including small blood vessels in the eye. It might indicate physical illness or other chronic diseases.

Some eye diseases may not show any symptoms at the initial stage such as glaucoma, Macular degeneration, Diabetic Retinopathy.

If not treated will gradually progress in advanced stage until finally losing permanent vision. Regularly eye examination by Ophthalmologist will prevent visual impairment and reduce the cost of treatment.

Who should have the eye examination?

  1. ChildrenEye examination in children regularly will help screen the vision as well. Because children may not know that what is normal vision. They will not be aware of eye disorder. It can cause permanently problems such as Amblyopia. Therefore children should get eye examination every year. Because of the good quality of vision will help the children to learn and perform various activities efficiently.

  2. AdultsThe risk of eye disease increase with age including cataracts, glaucoma, and Macular degeneration. As recommended by The American Academy of Ophthalmology, adults should get through comprehensive eye examination at the age of 40 because the eyes become degenerated. The vision performance is changed at the age of 40; there will be reading problems due to presbyopia. It causes headache, eye irritation and other eye diseases.

  3. People with following conditions will have risk to eye diseases so they do not need to wait until the age of 40. They should have an eye examination regularly.

    • People with underlying diseases such as diabetes, hypertension, immune deficiency

    • Having a family history of glaucoma, Macular degeneration or corneal degeneration

    • Taking certain medication which affect to eyes

    • People who use contact lenses regularly

    • People who use their eyes for long period of time

A comprehensive eye examination consists of

  1. Visual Acuity measure how well your eyes can distinguish small details of distant objects

  2. Auto refraction is to estimate your refractive errors

  3. Tonometry measures eye pressure and risk of glaucoma

  4. Cover test and Eye movement- check the eye muscles, function and strabismus

  5. Slit lamp microscope -Eye health check with special microscopic examination to see detail inside the eye including eyelids, cornea, iris and lens. It is also evaluate cataract and other abnormal conditions.

  6. Conclusion and recommendation by Ophthalmologist

Other special eye tests depends on Ophthalmologist consideration

  • Refraction is to find out if you have any focusing defects and prescribe eyeglasses to yield the best vision in each eye.

  • Visual fields test is visual inspection with special tools for glaucoma and other eye diseases.

  • Dilation of pupil and Ophthalmoscopy is for retina and optic nerve examination in patients with diabetic or vascular disease. This process may cause slightly temporary blur vision from drugs action.

  • Optical coherence tomography (OCT) is a diagnostic technique to scan the retina which able to measure the thickness of optic nerve.

  • Fundus photos is digital photography to examine the retina and the optic nerve

  • Fluorescein angiography is a diagnostic procedure to record the blood flow in retina

For those who have never had eye examination, the doctor would like to recommend that

  • People who pay attention to the eyes regularly will have better visibilities.

  • Take care of the eyes as good as your life

  • Regularly eye examination will prevent the blindness

  • Glaucoma causes permanent blindness however it can be prevented if treated properly

  • People who are over 40 should have the eye examination at least once a year.


Dr. Kittikamol Vongpaisarnsin
Cornea and refractive specialist
Chief of Eye Clinic
Phyathai 3 Hospital

Rate this article : Why we have to get comprehensive eye examination

Posted by : Phyathai Hospital

    Review :


Doctor online

Free of charge
Your personal information will be confidential for your privacy.

Related Articles