Contact Lenses, Advantages and Disadvantages
Contact lenses really are a very common method that patients choose to correct their vision. They have many perks over glasses, but could cause problems too.
Advantages include better vision on account of correction on the outside with the eye, and handle field of vision.
Several problems can occur due to contact lens wear too, so care has to be taken to avoid these complaints. Many doctors refer their patients to ophthalmolgists for evaluation and management of their lens related problems.
How can disposable lenses damage the eye?
Contacts can cause many problems in the eye, but only a couple of commonly encountered diagnoses might cause severe problems. Giant papillary conjunctivitis, punctate keratopathy and ulceration include the three most problematic issues.
Giant Papillary Conjunctivitis (GPC)
GPC occurs on account of overwear of lenses, either a lot of hours each day, or too many days back to back. Symptoms include itching, inability to wear lenses throughout the day, and mucous discharge.
Overwear can also result in a problem on the outside 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.
The most potential for a threat to vision will be the corneal ulcer. In this case, bacteria penetrates the surface in the cornea, causing infection that appears as a white spot. If untreated, this infection can penetrate and cause infection inside a persons vision.
How will we prevent contacts problems?
The most significant thing for patients to accomplish is control their lens
best contact solution for sensitive eyes
best contact solution for sensitive eyes wear. Although many lenses are designed and approved for overnight wear for between 2 and 4 weeks, most eye doctors recommend nightly removal and cleaning. The single most common reason behind contact related problems is overwear, along with a large study established that overnight wear is fourteen times more likely to cause ulcers than every other risk factor.
Are there safer choices to wearing lenses?
Of course, glasses would be the safest strategy to correct vision without running the risk of contact lenses. Since glasses do not touch the eyes, they can’t create problems. On the other hand, since they will be away from the eyes, the usually do not give vision which is as sharp as contact lenses. Rigid or hard contacts are even better simply because they float on top of the eye, effectively smoothing out any rough spots, giving the very best vision.
Recent studies also demonstrate that LASIK has less risks than contact lenses, this specific a surgery. It is a lot more common for contacts to cause infection, inflammation etc vs. LASIK.