Tetrault David OD (Tucson,AZ 85711)

• Can nearsightedness happen in a sudden?

  It is quite abnormal. As I know, nearsightedness may not happen in a sudden, but once happened it will last forever unless you do the lasik surgery. See an ophthalmologist as soon as possible. Maybe there is something wrong with your retina. Confirm this with your doctor.

• Do you feel pressured in your head when not wearing glasses?

  It is possible if you have vision problems, such as nearsighted or farsighted, Headaches may accour without wearing eyeglasses and this pain will be aggravated if your eyes feel strain, for example, reading or watch TV too much.

• Why people have different prescriptions in both eyes?

  It is fairly common for people to have different prescription in each eyes. Just like,some people have one foot slghtly larger than the other. One eye slightly bigger than the other. Make sure to wear glasses which are prescribed especially for your eyes. Particularly when wearing contact lenses, don't wrongly wear your left contact lens on your right eye, or wear your right contact lens on your left eye, or will damage your vision.

• What are the advantages of titanium glasses?

  Firstly, with its incredible resilience, titanium is also one of the most flexible materials on the planet.Secondly, flexible titanium shades come out more lightweight than any other material. Thirdly, titanium has the highest weight to strength ratio among all the materials that’s currently used to make frames.Lastly, they are corrosion-resistant and hypoallergenic.

• What are the difference between acetate and plastic glasses?

  The nose pads of normal plastic glasses have the same color as the frame because these materials are injection molded while acetate plastic glasses have clear end pieces on the nose pads which are attached to the frame because these frames are cut from the sheets of acetate plastic.

• What is the eye care after lasik surgery?

  1. Don't take a shower or wash your hair until the day after laser eye surgery. 2. Avoid getting soap in your eye when bathing and washing your hair for at least one week after laser eye surgery. 3. Avoid rubbing your eyes for the first week after laser eye surgery.4. Wear the eye shield/goggles that you received in your postoperative kit when you are sleeping for the first three nights after laser eye surgery. 5. Don't allow tap water to get in your eyes for at least a week after laser eye surgery.6. No swimming for at least 10 days after laser eye surgery. 7. No eye makeup for at least one week after laser eye surgery.8. Don't get your hair colored or permed for at least 10 days after laser eye surgery.9. No exercise for two days after laser eye surgery.10.Wear eye protection for at least the first month once you have resumed exercise and sports activities after laser eye surgery.11.Bright sunshine may cause scarring, and therefore, sunglasses are recommended on bright days over a period of 12 months after laser eye surgery. Source:http://www.webmd.com/eye-health/precautions-take-after-laser-eye-surgery

• Is the chance less for nearsighted people to become presbyopia when they're old?

  It is not the lasik cause the older people suffer Presbyopia, it is because their lens of the eye change in shape more for near objects than for far objects so as the lens hardens, so it's more difficult to focus on objects that are near. In a sense, nearsighted people are less likely to suffer farsightedness than others.

• How to choose a Good LASIK Surgeon?

  There are several factors you should take into account when choosing a good lasik surgeon, Licensing, Board certification, American College of Surgeons membership,Advertisements, and Referrals.

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