16 doctors in India — verified profiles, ratings, fees and clinic or online consultation.
MS- Ophthalmologist
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Ophthalmology
Dr Rajat Kumar, MBBS, MS is a Gorakhpur based renowned Ophthalmologist (Eye Specialist). Dr. Rajat has an overall experience of more than 10 year.He practice…
MBBS, DNB - Ophthalmology
Ophthalmic surgery
Dr. Vikram Bhalla is renowned as one of the finest Ophthalmologists in Hawai Nagar, Ranchi. With extensive experience spanning over 14 years in the field, Dr…
Cornea, Cataract and refractive surgeon
Ophthalmology
Ophthalmic surgery
I have completed my MBBS from BJ Medical college, Pune. I have finished my ophthalmology residency from KEM Hospital Mumbai and then L V Prasad Eye Institute…
MBBS, MS - Ophthalmology
Ophthalmic surgery
Dr. Amit Vikram Raina is a Ophthalmologist/ Eye Surgeon and has an experience of 14 years in this field. He completed MBBS from Rajiv Gandhi University of He…
Showing 13–16 of 16
Cataract surgery and refractive lens exchange are eye procedures in which the natural lens of the eye is removed and replaced with an artificial intraocular lens (IOL) to improve vision. Both procedures are very similar in technique but differ in purpose.
In cataract surgery, the natural lens becomes cloudy due to aging, leading to blurred vision. In refractive lens exchange (RLE), the lens is clear but is replaced to correct vision problems like nearsightedness, farsightedness, astigmatism, or presbyopia.
Both procedures aim to restore clear vision and reduce dependence on glasses or contact lenses.
● Restores clear vision by replacing the natural lens
● Treats cataracts or refractive errors
● Reduces dependence on glasses or contact lenses
● Corrects nearsightedness, farsightedness, astigmatism, and presbyopia
● Improves quality of life and daily functioning
● Provides long-term vision correction solution
● Patients with cataracts causing blurred or cloudy vision
● Individuals with age-related vision decline (presbyopia)
● People with high refractive errors not suitable for LASIK
● Patients struggling with glasses or contact lenses
● Individuals with difficulty driving or reading due to poor vision
● People seeking permanent vision correction options
1. Monofocal IOLs
Provide clear vision at one distance (near or far), often requiring glasses for other tasks.
2. Multifocal IOLs
Allow clear vision at multiple distances, reducing dependence on glasses.
3. Toric IOLs
Used to correct astigmatism along with cataract or refractive errors.
4. Extended Depth of Focus (EDOF) IOLs
Provide a continuous range of vision, especially for distance and intermediate vision.
● Eye is numbed using local anesthetic drops
● A small incision is made in the cornea
● Natural lens is broken into small pieces using ultrasound (phacoemulsification)
● Lens fragments are removed from the eye
● A new artificial IOL is inserted into the lens capsule
● The incision closes naturally without stitches
● Eye is covered with a protective shield
The procedure usually takes about 15 to 30 minutes per eye and is done on an outpatient basis.
Most patients can go home the same day after surgery. Vision may be blurry for a few days as the eye heals.
Patients are advised to use prescribed eye drops, avoid rubbing the eye, and protect it from dust or injury. Normal activities can usually be resumed within a few days, while full recovery may take a few weeks.
Follow-up visits are important to monitor healing and ensure proper lens positioning.
● Eye infection
● Inflammation or swelling
● Dry eyes
● Glare or halos around lights
● Retinal detachment (rare)
● Lens dislocation or visual disturbance
● Temporary blurred vision
Although complications are rare, both procedures are generally safe and widely performed.
Cataract surgery is performed when the natural lens becomes cloudy and affects vision.
Refractive lens exchange is done when the lens is still clear but vision correction is needed due to refractive errors.
Both surgeries use the same technique of replacing the natural lens with an IOL, but the reason for surgery is different.
They are used to replace the natural lens of the eye to improve vision either due to cataracts or refractive errors.
No, it is done under local anesthesia, so there is no pain during surgery.
It usually takes 15 to 30 minutes per eye.
Most patients recover within a few days to weeks depending on healing.
Many patients need fewer or no glasses, but some may still require them for specific tasks.
Yes, it is generally safe, with high success rates and low risk of serious complications.
Cataract surgery treats a cloudy lens, while RLE replaces a clear lens to correct refractive errors.
