Contact Lenses, Advantages and Disadvantages

Contact lenses can be a common method in which patients decide best contact solution best contact solution to correct their vision. They have many perks over glasses, but could cause problems too.
Advantages include better vision because of correction on top in the eye, and handle field of vision.
Several problems can take place as a result of contact wear too, so care should be delivered to avoid these complaints. Many doctors refer their patients to ophthalmolgists for evaluation and treatment of their lens related problems.
How can contact lenses damage a persons vision?
Contacts can cause many problems in a persons vision, but only a couple of commonly encountered diagnoses can cause severe problems. Giant papillary conjunctivitis, punctate keratopathy and ulceration will be the three most problematic issues.
Giant Papillary Conjunctivitis (GPC)
GPC occurs due to overwear of contacts, either way too many hours per day, or lots of days uninterruptedly. Symptoms include itching, inability to wear lenses for hours on end, and mucous discharge.
Punctate Keratopathy
Overwear may also lead to a problem at first glance of the cornea, in which the top layer of cells are damaged. The eye doctor sees tiny pinpoint scratches about the cornea due to decreased oxygen to those cells.
Ulceration
The most possibility of a threat to vision is the corneal ulcer. In this case, bacteria penetrates the surface in the cornea, causing disease that seems as a white spot. If untreated, this infection can penetrate and cause infection inside the eye.
How can we prevent contact problems?
The most crucial thing for patients to do is control their contact wear. Although many lenses were created and approved for overnight wear for between 2 and a month, most eye doctors recommend nightly removal and cleaning. The single most common source of contact lens related problems is overwear, plus a large study showed that overnight wear is fourteen times prone to cause ulcers than every other risk factor.
Are there safer alternatives to wearing lenses?
Of course, glasses are the safest approach to correct vision without running the risk of contact lenses. Since glasses usually do not touch the eye area, they cannot create problems. On the other hand, because they are away from the eyes, the don’t give vision that is as sharp as contacts. Rigid or hard contact lenses are even better since they float at first glance with the eye, effectively smoothing out any rough spots, giving the top vision.
Recent studies also show that LASIK has less risks than disposable lenses, even though it is a surgery. It is far more common for contact lenses to cause infection, inflammation etc vs. LASIK.