The A-E Guide to Eye Conditions

There are many eye conditions that trouble people today, many of which are just temporary conditions and others that are more long term and damaging. At Insight Optometrists we feel it is our duty to inform you with as many facts as we can – so you can be sure to have optimal eye health and also be able to identify some of the more serious conditions early.

All of these eye conditions that we talk about below will be explained in more detail on our website www.insightoptom.com.au

Below is the first edition of our A-Z guide to Eye Conditions.

This article A-E


  • Allergy eyes –red swollen, itchy eyes, a common sign of reaction to some harmless substance.
  • Astigmatism – a refractive error, meaning it is not an eye condition or disease or eye health problem; it’s simply a problem with how the eye focuses light.
  • Amblyopeia (Lazy eye) – a vision development problem in infants and young children that can lead to permanent vision loss.


  • Bloodshot eyes – occurs when the small blood vessels on the surface of eyes become congested with blood.
  • Blurred vision – refers to a lack of sharpness of the vision.
  • Bulging eyes – occurs when one or both eyes protrude from the eye sockets.
  • Blepharitis – is a common eyelid inflammation that sometimes is associated with a bacterial eye infectionBlurred Vision


  • Cataracts – A cataract is a clouding of the eye’s natural lens, which lies behind the iris and the pupil
  • Chalazion – is a benign, painless bump or nodule inside the upper or lower eyelid
  • Colour blindness –  Colour blindness (or, more accurately, colour vision deficiency) is an inherited condition that affects males more frequently than females.
  • Corneal ulcer –  are due to a bacterial infection that invades the cornea — often following eye injury, trauma or other damage
  • Conjunctivitis – commonly known as “Pink eye” is inflammation of the thin, clear covering of the white of the eye and the inside of the eyelids (conjunctiva).


  •  Double vision – Ghost images, where you start seeing double images when your eyes normally work well together.
  • Detached retina – occurs when the retina becomes separated from its underlying supportive tissue. Signs of spots floaters and flashes of light are warning signs.
  • Dry eyes – includes eye conditions caused by a chronic lack of sufficient lubrication and moisture on the surface of the eye.
  • Drooping eyelid – Ptosis drooping of an upper eyelid or both eyes.


  • Eye infection – occur when harmful micro organisms — bacteria, fungi and viruses, invade any part of the eyeball or surrounding area
  • Eye twitching – eyelid ticks and spasms. Usually only  the bottom lid of one eye is involved, but the top eyelid also can twitch.
  • Eye discharge – is a combination of mucus, oil, skin cells and other debris that accumulates in the corner of your eye while you. If discharge is green or yellow can indicate eye infection.

If you at all think that you may be suffering from any of the above eye conditions, contact your local doctor or visit your optometrists today.