Inflammation of internal coats of eye, usually due to bacteria or fungi.Encyclopedia Entry for Endophthalmitis :Endophthalmitis - Staphylococcus aureus, Staphylococcus epidermidis, Bacillus cereus, Streptococcus pneumoniae, Streptococcus pyogenes.Encyclopedia Entry for Endophthalmitis :Endophthalmitis. Endophthalmitis is caused by infection with bacteria or a fungus. It very often occurs as a rare complication of cataract or other eye surgery.The symptoms are: Decreased vision Pain Redness Swelling of the eyelids Call your health care provider right away if you have these symptoms after eye surgery.Bloodshot eyes Bloodshot eyes.Durand ML. Endophthalmitis.