Dr. John D Geanon MD

When the eye’s natural lenses are removed during cataract surgery, they are replaced by artificial lenses known as intraocular lenses (IOLs). They are also used to correct a patient’s vision during a surgical procedure known as refractive lens exchange.Intraocular lenses are FDA-approved and...

LASIK, or laser in situ keratomileusis, is a very popular surgical procedure to correct and improve vision, and reduces an individual's dependence on contact lenses and glasses. It is a very common refractive surgical procedure to correct different types of vision issues, including nearsightedness,...

Our eyes are our windows to the world, and we each get only a single pair in our lifetime. Life without our sense of sight can spell great difficulty. Imagine being born and living with good vision for decades, only to have it impaired by some disease we could have prevented or gotten treatment for....

Conjunctivitis or "pinkeye" is an infection of the conjunctiva, the thin, clear membrane coating the white of the eye and lining the inside of the eyelid. The symptoms may vary slightly depending on the cause, but are distinct: redness of the white part of the eye, tearing, a thick yellow discharge...

What are cataracts?When the lens located inside the human eye gets cloudy, it is called a cataract. A cataract in Latin means waterfall, thus describing what your vision with cataract is like; seeing through a waterfall. A cataract occurs as a result of the inability of the lens to allow sufficient...

Glaucoma is a group of conditions that leads to the impairment of the optic nerve that carries information from the eyes to the brain. It is a progressive condition, which, if not treated, may lead to complete loss of vision. The most common cause of this damage is the increase in the pressure...