Cataract Surgery
Explore cataract surgery options in Thailand, including specialist assessment, lens choices, surgical planning and follow-up care.

TYPICAL COST
Approx. US$1,500–4,000+ per eye
TYPICAL STAY
Usually day surgery or 1 day, with follow-up appointments required
RECOVERY
Vision often begins improving within days, although full stabilisation may take several weeks.
Cataract Surgery in Thailand
Cataract surgery may be considered when the natural lens of the eye becomes cloudy and begins to affect vision, daily activities or overall quality of life.
Thailand has private hospitals and specialist eye centres offering cataract assessment, lens replacement surgery and follow-up care for international patients.
Siam Medica can help international patients explore suitable hospitals and ophthalmologists, request treatment plans and cost estimates, and coordinate care before, during and after treatment in Thailand.
What is cataract surgery?
A cataract is a clouding of the natural lens inside the eye. Over time, this can cause blurred vision, glare, reduced night vision and difficulty seeing clearly.
Cataract surgery removes the cloudy natural lens and replaces it with an artificial intraocular lens, often called an IOL.
The aim of surgery is to improve vision and reduce the impact of cataracts on everyday life.
When may cataract surgery be considered?
A specialist may consider cataract surgery when cataracts begin to interfere with normal activities or when the patient’s vision is no longer adequately helped by glasses or other measures.
Common symptoms may include:
Blurred or cloudy vision
Increased glare from lights
Difficulty reading or driving
Poorer night vision
Faded or less vivid colours
Frequent changes in glasses prescription
The decision to proceed depends on an eye examination, the severity of the cataract and the patient’s symptoms and visual needs.
Lens options
During cataract surgery, the cloudy lens is replaced with an artificial lens.
There are different types of intraocular lenses, and the most suitable option depends on the patient’s eyes, lifestyle and treatment goals.
These may include:
Monofocal lenses — typically set for one main distance
Multifocal or extended-range lenses — designed to reduce dependence on glasses in some cases
Toric lenses — used in certain patients with astigmatism
The ophthalmologist should explain the potential benefits, limitations and extra costs associated with different lens options.
Preparing for surgery
Before surgery, the eye specialist will usually examine the eyes, assess the cataract and measure the eye to help select the appropriate lens.
This may include:
A full eye examination
Vision testing
Eye measurements for lens calculation
Review of medical history and medications
For international patients, planning should also allow time for the consultation, surgery and follow-up review before travelling home.
Hospital stay and recovery
Cataract surgery is commonly performed as a day procedure, although the exact process depends on the provider and the patient’s condition.
The operation itself is usually relatively quick, and many patients return to their accommodation the same day.
Vision may be blurred at first, but often begins improving within days. Eye drops are typically prescribed during the recovery period, and the patient will usually need one or more follow-up visits.
Most patients are able to resume normal light activities fairly quickly, although the surgeon may advise avoiding certain activities for a short period while the eye heals.
Risks and considerations
Cataract surgery is widely performed and generally considered safe, but like any procedure it involves potential risks.
These can include:
Infection
Bleeding
Inflammation
Swelling
Raised eye pressure
Lens-related complications
Retinal problems
Ongoing visual disturbance
The need for further treatment or adjustment
The ophthalmologist should explain the potential benefits, risks and expected recovery based on the patient’s individual eye condition.
Cataract surgery costs in Thailand
The cost of cataract surgery in Thailand can vary depending on the hospital or eye centre, surgeon, lens type, pre-operative testing and follow-up care.
Standard lens options may cost less than premium lenses such as multifocal or toric lenses.
Because lens choice can significantly affect the total cost, it is usually best to request a personalised treatment plan and quotation after specialist assessment.
Siam Medica can help request treatment plans and cost estimates from suitable eye care providers in Thailand.
How Siam Medica can help
We can help you:
Identify suitable hospitals and eye specialists
Share medical information with providers
Request treatment plans and cost estimates
Compare available options
Coordinate consultations and appointments
Assist with treatment and travel planning
Support communication with your provider before, during and after treatment
Our support is free for patients, and Siam Medica is independent of any single hospital or clinic.
Considering treatment in Thailand?
Tell us what care you’re looking for and we’ll help you explore suitable options and understand the next steps. Our support is free for patients.
