Eye problems

Definition Vernal Keratoconjunctivitis (VKC) is a severe bilateral chronic allergic inflammatory disease of the ocular surface. In most of the cases, the disease is limited to the tarsal conjunctiva and to the limbus. However, in the more severe cases, the cornea may be involved, leading to potentially sight threatening complications. …

Definition Macular edema or Diabetic Macular Edema, is swelling or thickening of the eye’s macula, the part of your eye responsible for detailed, central vision. The macula is a very small area at the center of the retina a thin layer of light-sensitive tissue that lines the back of the …

Definition Blepharitis is a very common inflammatory disorder of the edge of the eyelids where the eyelashes are located. Bacteria, which normally exist on our skin, are drawn to crusts around the base of the eyelashes and produce chemical substances which irritate the eyes resulting in itching, irritation and burning …

Definition Ectropion of the eye is when your lower eyelid turns outward away from the eyeball and exposes the pink inner lining of the eyelid. It mainly affects the lower eyelid and can occur in one or both eyes and is different from entropion where the eyelids turn inward. Lower …

Overview – Watery Eyes Watery eyes can be completely mystifying. You might expect to tear up when remembering a heart-pulverizing breakup or reading about unlikely animal friendships. But in the middle of the day while just going about your life? Not so much. Unfortunately, there are plenty of reasons your …

Definition Uveitis is a general term describing a group of inflammatory diseases that produces swelling and destroys eye tissues. These diseases can slightly reduce vision or lead to severe vision loss. The term “uveitis” is used because the diseases often affect a part of the eye called the uvea. Nevertheless, …

Definition Pterygium means “wing” and refers to a wing-like growth on the surface of the eye.  The pterygium (growth) spreads from the conjunctiva over the cornea. The conjunctiva is the mucous membrane covering the whites of the eyes (sclera) and the cornea is the clear windshield of the eye.  Pterygia …

Definition A chalazion is a swollen bump on the eyelid. It happens when the eyelid’s oil gland clogs up. It may start as an internal hordeolum (stye). At first, you might not know you have a chalazion as there is little or no pain. But as it grows, your eyelid …