Condition

Trachoma

Medical reviewer Mr Mohamed Mohyudin, Consultant Ophthalmic SurgeonArticle reviewed

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Trachoma at a glance

Side-view diagram of the eye with the eyelid, conjunctiva and cornea highlighted: the parts of the eye involved in trachoma.
Where it affects the eye: Eyelid, conjunctiva and cornea. Simplified side view of the eye. It shows location, not how severe a condition is.
Part of the eye
Eyelid, conjunctiva and cornea
Medical code (ICD-10)
A71

What is trachoma?

Trachoma begins as conjunctivitis in children in affected communities. Repeated episodes scar the inner eyelid, turning lashes inward (trichiasis), which rubs and scars the cornea, leading to vision loss.

How it spreads

Spread occurs through direct contact with eye or nose discharge, shared cloths, and flies that carry infection. It clusters where water and sanitation are limited, affecting vulnerable communities rather than high-income settings.

WHO SAFE strategy

WHO promotes Surgery for trichiasis, Antibiotics for infection, Facial cleanliness, and Environmental improvement. Mass antibiotic programmes and clean water access have greatly reduced trachoma worldwide.

Recognition and action

In endemic regions, red irritated eyes, sticky discharge and inward-turning lashes need community health assessment. Travellers are at low risk unless living long-term in endemic areas without hygiene support.

Treatments & Surgery

Frequently asked questions

Is trachoma still a cause of blindness?

Yes. WHO lists trachoma among leading preventable causes of blindness worldwide, though elimination programmes have reduced it dramatically in many countries.

How is trachoma prevented?

Prevention follows WHO's SAFE approach: surgery for in-turned lashes, antibiotics for active infection, face washing, and better water and sanitation.

Is trachoma common in the UK or US?

Trachoma is rare in high-income countries with good sanitation. It mainly affects communities in parts of Africa, the Middle East, Asia and Latin America with repeated exposure and limited water access.

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.