Corneal pannus is the growth of blood vessels onto the cornea. A common cause of corneal pannus is contact lens wear, particularly if the contacts aren’t fitted properly. In that case the contacts should be refitted, or perhaps discontinued. Sometimes pannus is a result of past infection such as herpes simplex. Sometimes corneal pannus is notContinue reading “Blood vessels on the Eye”
Symptoms include foreign body sensation, photophobia, tearing, burning, and pain. Treatment includes bandage contact lens, cyclosporine, and ocular steroids.
We have to treat this aggressively with antibiotics, to prevent permanent vision loss and scarring.
Symptoms include red eye, foreign body sensation, pain, sensitivity to light, watering, and blurred vision.
Corneal vascularization occurs when contact lenses do not allow your eyes to breathe normally. In order for your eyes to be healthy again, you must decrease contact lens wear time and/or change to a more oxygen permeable contact lens material.
Recognizing the main warning signs of corneal transplant rejection is the first step to preventing graft failure. These can be remembered using the acronym RSVP: Redness Extreme Sensitivity to light Decreased Vision Pain
When the cornea does not get enough oxygen, there is corneal hypoxia. This is the most common complication of contact lens wear, especially extended-wear lenses. The cornea has no blood supply of its own, so it gets oxygen only from tears and directly from the atmosphere. Sleeping in or overwearing your contact lenses reduces theContinue reading “When your eyes don’t breathe”
Did you know that sleeping in your contact lenses, over-wearing your contact lens, and not cleaning/disinfecting your contact lenses properly can cause a corneal infiltrate? Bacterial exotoxins are responsible for whitish/gray anterior stromal infiltrates in the cornea. They are usually round, well defined, and small, ranging in size from 0.1mm to 2.0mm. There are oftenContinue reading “When Contact Lenses Cause Problems”
Did you know that if you over-wear your contact lenses and develop a bacterial infection, a corneal scar can develop? This can permanently affect your vision.
Q: How can contact lens wear be a risk? A: Contact lenses are considered a medical device, which can put you at risk for serious eye infections Q: Why does a contact lens prescription have a specified expiration date? A: Because the doctor must evaluate the health of your eye, to make sure that contactContinue reading “When Contact Lenses Harm Your Eyes”