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Vision conditions

Thyroid Eye Disease

Thyroid eye disease (TED) causes inflammation and swelling around the eyes, often linked to thyroid conditions like Graves’ disease. It can lead to bulging eyes, irritation, or double vision. Early assessment helps manage symptoms and protect long‑term eye health.
Close-up portrait of an Asian man with wide, bulging eyes against a purple background.

How thyroid conditions affect the eyes

Understanding orbital inflammation

Thyroid eye disease involves immune‑mediated swelling of tissues, muscles, and fat behind the eyes. This can push the eyes forward leading to cornea exposure damage, causing discomfort or vision changes. Symptoms often appear alongside thyroid dysfunction but can occur independently and benefit from specialised eye evaluation.

Graves’ patients — About 1 in 3

Around one‑third of people with Graves’ disease develop eye symptoms, ranging from mild irritation to more noticeable changes.

Active phase — Typically 1–3 years

Most cases follow a 1–3 year active phase of inflammation before stabilising, with regular monitoring helping guide management.

Headshot of a young woman with dark hair and wide-open eyes showing a look of surprise or shock.

Understanding TED Symptoms

When to consider an eye evaluation

Recognizing the Signs of Thyroid Eye Disease

    dr philemone huang examines patient
    Symptoms may vary widely from person to person but often include the following signs:
    • Bulging or protruding eyes
    • Redness, gritty sensation, or sensitivity to light
    • Puffy or retracted eyelids
    • Double vision or discomfort with eye movement
    If you’re experiencing these symptoms, we recommend scheduling an eye examination.

Ways to manage Thyroid Eye Disease

Relieving inflammation safely

Treatment focuses on reducing inflammation and protecting vision, tailored to severity after detailed assessment. Your ophthalmologist may recommend:

Lubricating drops & eyelid care

Improve surface comfort and protect the eyes from dryness and exposure.

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Anti-inflammatory medication

Oral or intravenous treatment may be used to reduce active inflammation and swelling.

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Orbital surgery or radiation

Considered in selected cases where vision is threatened or eye protrusion is significant.

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Clarifying Your Concerns

Frequently Asked Questions

We understand that vision correction is a significant decision. Here are honest, transparent answers to the questions we hear most often from our patients.

Thyroid Eye Disease (TED) is an autoimmune condition associated with thyroid disorders, most commonly Graves’ disease. It causes inflammation and swelling of tissues around the eyes. This can lead to exposure of the cornea and eye related complications like glaucoma, compression of the optic nerve and loss of vision.

Exposure keratopathy (dryness damage of the cornea due to exposure) can cause eye irritation, redness, tearing and blur vision. Bulging eye appearance, puffy eyelids are common symptoms.

Rarely, diplopia (double vision), change in refractive error and loss of vision can occur.

Not always. Many cases are mild and primarily cause discomfort or cosmetic changes. However, severe inflammation can affect the optic nerve and threaten vision.

Yes. TED is linked to autoimmune thyroid conditions. Keeping thyroid hormone levels stable is an important part of overall management, although eye symptoms may not always directly correlate with hormone levels.

Treatment depends on severity and disease activity. Options may include lubricating drops, anti-inflammatory medication, or surgical intervention in selected cases.

No. Surgery is usually considered only when the disease is stable and if there is significant eye protrusion, double vision, or risk to vision.

TED often has an active inflammatory phase followed by a more stable phase. Some symptoms may improve over time, but monitoring is important to detect complications early.