EUGOGO Classification Calculator

Select the symptoms to classify the severity of thyroid eye disease (TED) according to the EUGOGO classification.

Minimal impact on daily activities

Mild eyelid retraction

Minimal soft tissue involvement

No or intermittent diplopia (double vision)

Moderate to severe eyelid retraction

Moderate to severe soft tissue involvement

Constant or inconstant diplopia

Optic neuropathy (compression of the optic nerve)

Corneal breakdown