Confirm the cause of blur
Vision testing and slit-lamp examination establish cataract severity. Eye pressure and a retinal and optic-nerve review help identify other causes of reduced vision.
Cataract treatment and surgery
Chawla's Vision Care provides cataract diagnosis, biometry and IOL counselling, surgery planning and postoperative follow-up in Arera Colony. The recommendation is based on how cataract affects your life and whether other eye disease may limit vision.
Quick answer
Surgery is generally considered when cloudy vision, glare or reduced contrast interferes with reading, driving, work, mobility or another activity that matters to you. It may also be advised when a cataract prevents examination or treatment of another eye condition. Cataract age alone does not decide timing: the ophthalmologist confirms that cataract is the main cause of the problem and discusses likely benefit, risks and alternatives.
Treatment pathway
The pathway begins with the diagnosis and ends with documented follow-up, not with lens selection alone.
Vision testing and slit-lamp examination establish cataract severity. Eye pressure and a retinal and optic-nerve review help identify other causes of reduced vision.
Biometry measures the eye for IOL power. Corneal measurements and astigmatism, previous eye surgery and the health of the other eye can influence planning.
The surgeon discusses the intended focus, lens category, possible need for spectacles and limits caused by retinal, corneal or optic-nerve disease.
During surgery, the cloudy natural lens is removed and replaced with the planned intraocular lens. The technique and anaesthesia are selected for the individual eye.
Use only the prescribed drops, protect the eye as directed and follow the written advice about washing, activity, work and driving.
Follow-up allows the surgeon to check healing, eye pressure, vision and the retina, and to respond if recovery differs from the expected course.
IOL lens planning
No single lens is best for every patient. The consultation should explain the intended viewing distance, trade-offs and whether glasses may still be needed.
Usually planned for one main viewing distance. Spectacles are commonly required for other distances or for residual focusing error.
May be considered when repeatable corneal measurements show suitable astigmatism. They do not correct every source of blurred vision.
May reduce spectacle dependence in selected eyes, but glare, halos, contrast needs and the health of the cornea, retina and optic nerve must be discussed.
For a more detailed comparison, read the cataract lens and cost guide.
Surgery-day plan
The team confirms the patient, eye, consent, lens plan, medicines and relevant health information.
Drops and local anaesthesia are given according to the surgical plan. Follow the clinic's food and medicine instructions exactly.
The cataract is removed and the intraocular lens is placed. Procedure time varies, so allow additional time for preparation and observation.
Most cataract procedures are day care. Arrange transport and leave with written drop, protection, follow-up and emergency instructions.
Recovery and follow-up
Vision and comfort can fluctuate early. Use drops at the prescribed times and ask before changing medicines, returning to driving or resuming strenuous activity.
Worsening or severe pain, sudden loss of vision, increasing redness, new flashes or many floaters, a curtain-like shadow, or any warning sign listed in your discharge instructions.
Call the clinicWritten estimate
The estimate can vary with the lens, tests, technique, medicines, associated eye conditions and insurance approval. Ask for the lens model, inclusions, exclusions and follow-up plan in writing.
Bring current spectacles, old prescriptions, diabetes reports, your medicine and allergy list, previous eye records and insurance documents where relevant.
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Whole-eye assessment is particularly important when cataract overlaps with diabetes, retinal disease or glaucoma.

Senior Cataract & Retina Surgeon
Senior ophthalmologist and retina-laser specialist with more than 36 years of experience and fellowship training at Sankara Nethralaya, Chennai.
Read doctor profile
Ophthalmologist & Vitreo-Retina Specialist
Trained in ophthalmology and vitreo-retina, supporting cataract assessment where retinal health, diabetic eye disease or imaging may affect the surgical plan.
Read doctor profileCataract FAQs
Cataract surgery is generally considered when cloudy vision, glare or reduced contrast interferes with activities that matter to you, or when the cataract prevents examination or treatment of another eye condition. The decision is based on symptoms, examination and your goals rather than cataract age alone.
Cataract surgery is commonly performed with local anaesthesia. You may notice lights, movement or pressure; tell the surgical team immediately if you feel pain so they can respond.
The surgeon uses eye measurements together with corneal, retinal and optic-nerve health, astigmatism, daily activities and your preferred viewing distances. No lens type is best for every eye.
You may still need glasses for some distances or tasks after any intraocular lens. The likelihood depends on the lens plan, astigmatism, healing and other eye conditions, and complete freedom from spectacles cannot be guaranteed.
Vision and comfort often change during the first days and weeks. Use prescribed drops and attend reviews; your surgeon will tell you when driving, work, exercise and other activities are suitable for your eye.
Contact the surgical team promptly for worsening or severe pain, sudden loss of vision, increasing redness, new flashes, many floaters, a curtain-like shadow or any symptom the discharge instructions identify as urgent.