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Rates of Severe or Permanent Complications
| Severe or Permanent Complications | N = 163 |
|---|---|
| Skin necrosis | 46 |
| Vision loss | 35 |
| Blepharoptosis | 31 |
| Decreased visual acuity | 25 |
| Ophthalmoplegia | 15 |
| Visual field defect | 4 |
| Blurred vision | 3 |
| Diplopia | 2 |
| Encephalitis | 1 |
| Paraesthesia of the tongue | 1 |
