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Regularly Clean Your Contact Lens Case.

Medical.uthor: Andrew A. They are caused by trauma, particularly with vegetable matter, as well as chemical injury, contact lenses and infections. Mooren-type hepatitis C virus-associated corneal ulceration. Robertson D expert opinion. The information on this site is not to be used for diagnosing or treating any health concerns you may have - please contact your physician or health care professional for all your medical needs. Has a high potential for abuse. Depending on the cause, the health care provider may prescribe eye drops or oral medicines and may recommend consultation from an ophthalmologist eye specialist. The collagen fibbers cross the full diameter of the cornea in a strictly parallel fashion and allow 99 percent of the light to pass through without scattering .

Corneal ulcer

Refractory.lcers are thought to be caused by an abnormality in the basement membrane layer of the cornea. The germs may be viral, bacterial, or fungal, or there may be a parasitic infection. Regularly clean your contact lens case. An eye doctor can diagnose corneal ulcers during an eye exam. Medline .