Dr. John S Mcnamara D.O.

Safeguarding Your VisionWe are all dependent on our vision in more ways than we realize. Without a healthy vision, we would be unable to smoothly do a lot of things. Our vision enables us to properly work and recognize faces and objects.There are numerous factors that can affect our eyes, including...

Astigmatism is one of the most common eye disorders affecting huge swaths of the population where the skewed curvature of the corneal surface creates blurred images of near and distant objects. In the normal course, astigmatism goes hand in hand with varying degrees of nearsightedness (myopia) and...

Cataracts is a cloudy area in the lens of the eye that blocks the light entering the eye, thus affecting vision. Surgery is one of the most common options to treat cataracts and improve vision. It is performed by an ophthalmologist and in most cases, is an outpatient procedure. Cataracts is an eye...

The exact cause of cataracts is not known. Nevertheless, it seems that most cataracts are caused by long-term variations in the eye lens protein components which in turn causes cloudiness in the lens. Though not common, cataracts can affect infants and young children due to genetic enzyme...

Lasik (laser-assisted in situ keratomileusis), commonly referred to as laser eye surgery or laser vision correction, is a revolutionary new technology that corrects distortion in vision using focused laser beams to remove corneal tissue. The reconstruction of the surface of the cornea enables it...

What is sarcoidosis?Sarcoidosis is an inflammatory disease, which is characterized by the growth of granulomas or tiny collections of inflammatory cells in various parts of the body. When the immune system is slowed down and when these numerous clumps form, they tend to interfere with the organ’s...