Bacterial Corneal Ulcer

Bacterial corneal ulcer is infection of the cornea by bacteria (Pseudomonas/Staphylococcus), often in contact-lens wearers or after trauma. Clinical: pain, redness, photophobia, discharge, corneal infiltrate, and hypopyon. It is an emergency risking perforation. Treatment: urgent ophthalmology; corneal scraping/culture; frequent fortified topical antibiotics (e.g., fluoroquinolone/cefazolin/gentamicin); cycloplegics; corneal transplant if perforation/scarring.

Common Symptoms

Pain/redness/photophobia; corneal infiltrate; hypopyon; contact-lens/trauma history

Causes and Pathogenesis

Bacterial infection of corneal epithelium/stroma (contact lens/trauma) causes infiltrate and ulcer.

Treatment

Urgent ophthalmology; culture; frequent fortified topical antibiotics; cycloplegics; transplant if needed

Preventive Measures

Contact-lens hygiene; avoid overnight wear; urgent treatment.

Department to Visit

It is recommended to visit the Ophthalmology department; an appointment can be booked on this platform before the visit.

Warm reminder: The above information is for health science reference only and cannot replace professional medical diagnosis. If you have related symptoms, please seek medical attention at a regular hospital promptly.