Condition

Endophthalmitis (infection inside the eye)

Medical reviewer Mr Mohamed Mohyudin· Last recorded site review

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What it is

Endophthalmitis is infection of the vitreous gel and tissues inside the eye. Unlike conjunctivitis on the surface, it threatens vision rapidly and needs emergency specialist care.

Warning symptoms

Symptoms often develop within days of surgery or injury.

  • Increasing pain and redness after eye surgery
  • Rapidly worsening vision
  • Swelling of the eyelids
  • Floaters and light sensitivity

Causes

It is most associated with cataract surgery, other intraocular surgery, injections into the eye, or trauma that breaches the eye wall. Sterile technique makes it rare, but when it occurs prompt treatment is critical.

Treatment

Emergency hospital care includes samples to identify organisms and antibiotics injected into the eye, sometimes with vitrectomy surgery to remove infected gel. Outcomes are better with immediate treatment.

Frequently asked questions

Is endophthalmitis an emergency?

Yes. Worsening pain, redness and vision loss after eye surgery or injury needs emergency hospital eye care immediately.

How common is endophthalmitis after cataract surgery?

It is rare thanks to modern sterile techniques, but when it happens it is serious, which is why any sudden worsening after surgery must be reported at once.

Can endophthalmitis be cured?

Prompt treatment with injected antibiotics and sometimes surgery can save vision in many cases, but delay significantly worsens outcomes.

Your next step

Take this to your appointment

Write down what has changed, when it started, your current medicines and the questions you want answered. Take these to your eye-care appointment.

Sudden loss of sight, severe eye pain or a dark curtain across vision needs immediate assessment. Do not wait to complete a worksheet.

Sources for this information

These references support the information on this page. Follow the linked source for its full context.