Dr. Arthur Kenneth Rivard MD

Herpes Simplex Virus 1 (HSV-1)HSV-1 or herpes simplex virus type 1 is a type of herpes simplex virus that causes cold sores. It is called "oral herpes" because it often causes sores around the mouth or on the lips. Cold sores are also called as fever blisters. However, the sores can also be found...

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...

What is iritis?The colored part of the eye is called the iris. When the iris gets inflamed, the condition is called iritis, which is also called anterior uveitis. The muscles present in the iris help in pupil contraction and relaxation. The anterior and posterior chambers of the eye are also...

IntroductionTay-Sachs disease is a genetic disorder that affects the brain's nerve cells. Individuals who have this disorder lacks a type of protein that is needed to break down fatty substances in the brain. Without this protein, fatty substances accumulate in the brain to toxic levels, which...

Nearsightedness, farsightedness, and astigmatism are eye disorders that can be rectified through eye surgery, enabling you to avoid the tedium of using glasses and contact lenses to see distant objects and to read comfortably. In Lasik eye surgery, an excimer laser removes tissue from the cornea,...

Nearsightedness or myopia, farsightedness or hyperopia and astigmatism or blurred vision are collectively referred as refractive disorders which commonly affect the eyes. They occur as a consequence of disease, injury or progressive aging. The weakening of the eye lens and lengthening or shortening...