Dr. Ahmed Mostafa Nassar M.D.

Conjunctivitis is a very common and unpleasant condition, especially for people that use contact lenses. Children can be equally affected by this disease, as well as adults. People who have conjunctivitis, also known as pink eye, can transmit the disease to their family or friends or anyone else...

What is Chalazion?A chalazion is a benign and painless nodule which can occur in the upper or lower eyelid. It is common and is sometimes called a meibomian cyst or a tarsal cyst. The term chalazion (pronounced kah-la'-ze-on) originates from the Greek word which means a small lump. These nodules...

The normal process of aging is the leading cause of cataracts. The eye’s lens slowly loses its clarity and gets cloudy as we age. As a result, the quality of vision decreases. Cataract surgery is recommended when your life’s quality starts to suffer.It is important to know how to prepare...

What is eyestrain?Eyestrain is a common medical condition characterized by an overuse of the eyes, like when driving a long distance, reading for a couple of hours, or using the computer. Staring at the computer screen for a long period of time will increase discomfort in your eyes.Eyestrain is not...

Shingles is a contagious viral infection that is caused by the varicella zoster virus, the same virus that causes chickenpox. This virus affects a particular nerve section, causing painful rashes on the skin connected to that particular nerve. The rash normally appears in a form of a band on any...

Fast on the heels of FDA approval, the passage of nearly two decades has seen Lasik eye surgery (laser in situ keratomileusis), assuming the number one spot in elective surgical procedures opted by the American public. Lasik has redefined eye care by surgically reshaping the cornea of the eye in...