Latest Vision Articles

1. LASIK-related concerns

The corneas of the patient should be stable before LASIK procedure, especially for those who have worn hard contact lenses for many years. Permanent visual surgery can be conducted only if there are two identical prescriptions and corneal checks.

2. An introduction of PRK procedure

Invented in the early 1980s and approved in 1995, photorefractive keratectomy (PRK) used to be the most common refractive surgery for years.

3. Treatments for keratoconus

Keratoconus is caused by thin and bulging cornea, which mostly occurs in male teens and young adults. Cornea bulging usually brings distorted and droopy eye, resulting in blurred vision. Keratoconus patients also have abnormal tears.

4. Cause and cost of cataract surgery

To some extent, cataracts are evitable in old people. But there are many other factors that contribute to the development of cataracts, such as exposure to intensive UV light or high-energy x-rays, cigarette smoking and tobacco chewing

5. The Side Effects and Complications of Laser Eye Surgery

Since the advent of laser eye surgery, the dream of having a perfect vision again comes to reality for those people with bad vision problem.

6. The selection of a LASIK surgeon

The selection of a surgeon for LASIK or PRK is quite critical because visual result after the procedure is a lifelong issue. Factors in choosing a great surgeon include experience, credentials and after-procedure remedies.

7. Surgical presbyopia solutions

Presbyopia is an eye problem that is very common in people above 40. While most doctors consider stiffening of the lens as the cause of presbyopia, some others believe other reasons such as continued growth of the lens and atrophy of lens muscles.

8. Investigational refractive lens exchange

Without FDA approval, some surgeons use refractive lens exchange (RLE) off label to correct refractive vision problems. Replacing natural lens with an artificial one, RLE is a practical option for both older and younger patients.

9. Different tints of sport sunglasses

The environmental and lighting conditions are crucial factors which determine the selection of lens tints. For example, the best choice of lens tint for volleyball on a sunny day may be too dark for golfing on a cloudy day.

10. Detailed explanation of LASIK

Laser-assisted in situ keratomileusis (LASIK) is actually the most popular refractive surgery. LASIK causes less afterward pain and offers quick vision recovery. A microkeratome or a laser can be used to create a thin flap during LASIK.