All cornea/refractive surgeons/experts will admit that not cutting a corneal flap is safer than cutting one, because 90% of the potential complications involve cutting the flap, putting it back, and letting it heal. The ONLY advantage to cutting flaps is a faster recovery. This is the ONLY advantage to the LASIK and SMILE procedures. Dry […]
Recovery Time After LASEK, PRK, LASIK, and SMILE | New York, NY Read More »
It’s February and that means we’re smack in the middle of winter, which is also the middle of the school year. It’s the season when kids fervently hope for snow days and parents hope they don’t happen. As we head towards the second half of the school year, you’ve probably attended a few parent-teacher conferences
School and Vision: 2 Important Partners Read More »
Q: Is there any evidence that Riboflavin-soaked epithelium (or just plain old intact epithelium) blocks UV A to the stroma? Dr. P A: Why are so many people so averse to removing epithelium for CXL? Is this a religious prohibition or something?;) I remember assisting retina surgeons at Harvard/MEEI (including my uncle) and they’d remove
EpiOn EpiOFF CrossLinking Read More »
PRK vs LASEK The basic difference has to do with the method of epithelial removal. In order of less cellular trauma, less inflammation, less pain and risk of scarring, and a cleaner bed, these are the generally recognized categories:“Old-fashioned PRK” – mechanically removing the epithelium with a spatula or Amoilis brush etc. No attempt made
January is National Glaucoma Awareness Month. What is Glaucoma? Glaucoma, a silent eye disease, is the most common form of irreversible blindness in the world. It is actually a group of diseases that causes progressive damage to the optic nerve. Glaucoma is a progressive eye disease that can lead to permanent vision loss if not
What You Need to Know About Glaucoma – The Sneak Thief of Sight Read More »
Q: For many years I’ve been using the Alcon “AirOptix Night & Day” plano contact lens (base curve 8.4, diameter 13.8) as my go to bandage lens after PRK, but I’ve noticed that some of these fit a little tight and some a little loose. Enrique Corral suggested recently that exchanging the bandage lens on
Bandage lenses for PRK or LASEK Read More »
Each year during the month of January we recognize World Braille Day which gives us the opportunity to take a moment and appreciate the incredible gift that Braille has given to those who are blind or suffer from vision loss. What is Braille? Braille is a tactile representation of letters and numbers that can be
World Braille Day 2019 Read More »
Tragic Suicide of Fox Weather Woman was NOT due to LASIK complications, but to Untreated Major Depression. However, she did suffer from the most common complication after LASIK: DES or Dry Eye Syndrome. I performed 5,000 LASIKs from 1996-2000, and to be truthful, about 10% of my patients complained about DES afterwards, although thankfully nothing
Dry Eye Disease (DES) Caused By LASIK & Depression Read More »
Nerf Guns: Popular, Projectile… Safe? With the newest Nerf guns and blasters reigning at the top of lists for the most popular toys this holiday season, many parents are excited to surprise their kids (or their spouses) with these coveted toy weapons. There is, in fact a whole culture behind these guns including a variety of
Are Nerf Guns a Dangerous Holiday Present? Read More »
Whether you live in a climate with cold winter weather or you are planning a ski trip up north, winter can be a challenge if you suffer from dry eyes. Dry, cool air, cold winds and even drier indoor heating can cause eye irritation, burning, itchiness and redness, and sometimes even excessively watery eyes as
8 Tips to Relieve Winter Dry Eyes Read More »
Dr. Chynn graduated from Dartmouth + Columbia + Harvard + Emory + NYU & has been on ABC, NBC, CBS & in the NY Times & Wall St. Journal
He’s performed 40,000 LASIK, SMILE, PRK, LASEK, & ICLs. He’s the ONLY eye surgeon in the US who’s had both LASIK & LASEK himself, so knows the pluses & minuses of each!
Dr. Chynn specializes in treating cases which don’t qualify for LASIK, including:
• extreme prescriptions
• thin corneas
• astigmatism
• need for reading glasses
See other Real Patient Questions that Dr. Chynn has answered! Ask Dr Chynn