Conjunctivitis is redness and inflammation of the thin layer of tissue that covers the front of the eye (conjunctiva).
Our Health A-Z contains more information on Infective conjunctivitis.
Blepharitis is inflammation of the rims of the eyelids, which causes them to become red and swollen.
Our Health A-Z contains more information on Inflammation of eyelids.
Important: If you have these symptoms, they may be unrelated to any of these conditions listed. If you are concerned about your symptoms then you should see a doctor.