Cataracts Diagnosis and Treatment in Sydney

Cataracts are a common age-related eye condition that causes gradual clouding of the eye’s natural lens, leading to blurred or reduced vision. At Sydney Retina Clinic & Day Surgery, our experienced ophthalmologists provide thorough cataract assessment and personalised treatment plans for patients across Greater Sydney. Early diagnosis allows us to monitor changes and advise when treatment is most beneficial. With on-site diagnostics and day surgery available, patients can access seamless care from assessment through to surgery.

Cataracts often develop slowly and may not cause noticeable symptoms in the early stages. Regular eye examinations are important, particularly as we age, to detect cataracts before they significantly impact daily life.

What is a Cataract, and How Does it Affect Vision?

A cataract occurs when the eye’s clear natural lens becomes cloudy, causing vision to appear blurred, dull or hazy. Most cataracts are age-related and develop gradually over many years. Cataracts commonly affect both eyes, although one eye may be more affected than the other. In the early stages, cataracts may not cause obvious vision changes and are often detected during routine eye checks.

As cataracts progress, they interfere with the way light enters the eye, reducing clarity and contrast. This can make everyday activities such as reading and driving more difficult.

Common Cataract Symptoms to Watch for

Cataract symptoms usually worsen slowly over time. Many people first notice changes such as glare or sensitivity to bright lights. Difficulty seeing at night is also common, particularly when driving. Colours may appear faded or yellowed, and some people notice halos around lights or blurred vision that does not improve with glasses.

Causes and Risk Factors for Cataracts

Ageing is the most common cause of cataracts, with changes in the lens often beginning in a person’s forties. Symptoms may not appear until much later, as cataracts develop gradually. Genetics can also play a role, meaning a family history of cataracts increases risk. Other contributing factors may include certain medical conditions, medications or previous eye injuries.

Regular eye examinations help detect cataracts early and allow monitoring of progression over time.

Cataract Treatment Options and When Surgery is Needed

There are no eye drops or medications that can reverse or treat cataracts. In the early stages, vision changes may be managed with updated glasses, improved lighting or anti-glare lenses. When cataracts progress and begin to interfere with daily activities, surgery becomes the only effective treatment. Cataract surgery involves removing the cloudy lens and replacing it with a clear artificial intraocular lens.

Cataract surgery is a routine and highly successful day procedure. Most patients experience significant improvement in vision, although existing eye conditions may affect the final outcome.

Cataracts Frequently Asked Questions