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NO SPECS classification (VA = Visual Acuity)
| Score | Finding |
|---|---|
| 0 | No signs and symptoms |
| 1 | Only signs |
| 2 | Soft tissue involvement with symptoms and signs |
| 3 | Proptosis (≥ 20 mm) |
| 4 | Extraocular muscle involvement |
| 5 | Corneal involvement |
| 6 | Sight loss (VA ≤ 0.67) |
