Health Topics
Endophthalmitis involves swelling (inflammation) within the eyeball. It is a serious condition.
Causes
Endophthalmitis is caused by infection with bacteria or a fungus. It very often occurs as a rare complication of cataract or other eye surgery or an injury to the eye.
Symptoms
The symptoms are:
- Decreased vision
- Pain
- Redness
- Swelling of the eyelids
Contact your health care provider right away if you have these symptoms after eye surgery.
Images
References
Cioffi GA, Liebmann JM. Diseases of the visual system. In: Goldman L, Cooney KA, eds. Goldman-Cecil Medicine. 27th ed. Philadelphia, PA: Elsevier; 2024:chap 391.
Durand ML, Barshak MB. Endophthalmitis. In: Blaser MJ, Cohen JI, Holland SM, et al, eds. Mandell, Douglas, and Bennett's Principles and Practice of Infectious Diseases. 10th ed. Philadelphia, PA: Elsevier; 2026:chap 116.
Rodger DC, Shildkrot YE, Eliott D. Infectious endophthalmitis. In: Yanoff M, Duker JS, eds. Ophthalmology. 6th ed. Philadelphia, PA: Elsevier; 2023:chap 7.8.
Review Date 7/24/2025
Updated by: Franklin W. Lusby, MD, Ophthalmologist, Lusby Vision Institute, La Jolla, CA. Also reviewed by David C. Dugdale, MD, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.

