What sort of disorder is an eye infection?

All kinds. Bacterial, viral, fungal, protozoal, etc. Can affect different layers of the eye like conjunctiva, cornea, sclera, vitreous, etc. Can be iatrogenic, endogenous, external/penetrating, etc.
Red eye. Eyes are exposed constantly to the world - they must be open to see. Organisms can enter and in the susceptible an infection can set it. It requires exposure to the infection and susceptibility such as lowered immunity, or trauma, or recent surgery. If you suspect you have an infection - eye pain, redness, discharge, vision drop, - see your ophthalmologist right away.

Related Questions

Is it possible that have an eye infection?

Seek MD advice. Any number of etiologies can cause a red eye, which could be interpreted as an infection. You should see your ophthalmologist for proper diagnosis and treatment. Read more...

What are the symptoms of an eye infection?

Pain, redness, blur. There are many types of eye infections, and they don't all look the same. Eye infections can be caused by bacteria or by viruses, and changes quite similar to eye infections can also be caused by other problems in the body such as autoimmune diseases. Warning signs include eye pain, redness where the eye is usually white, mucous discharge, and blurred vision. See your eye md if you're worried! Read more...

I've had an eye infection for weeks. What should I do?

Time for consult. I'd visit an ophthalmologist & see if their advanced equipment & experience can help define the issue. Read more...

What do you advise if I'm not 100% sure but I think I may have an eye infection?

Telemedicine. If you can't or don't wish to be seen in clinic about it as next step, then this may be a perfect case for a telemedicine face-to-face consultation. Read more...