Early, active TAO patient characteristics
| Patient No | Age/sex | Duration of TAO (months) | Class at time of biopsy | Treatment |
| 1 | 65/M | 5 | 4 (4b) | None |
| 2 | 57/M | 5 | 4 (4b) | None |
| 3 | 61/F | 1 | 4 (4b,2b) | Steroids (<1 month before biopsy) |
| 4 | 53/F | 6 | 4 (4b,2b) | Steroids, azathioprine (<1 month before biopsy) |
| 5 | 42/M | 3 | 4 (4b) | None |