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Pathological samples during the 2-year follow-up.
| Biopsies (n = 226) a | n (%) | Benign | Malignant |
|---|---|---|---|
| No biopsies performed at all, n (%) | 138 (61) | — | — |
| Biopsies performed, n (%) | 88 (39) a | n = 65 (29) | n = 23 (10) |
| Biopsy from exact same structure, n (%) a | 6 (3) | 5 (2) | 1 (1) |
| Biopsy from adjacent or other structure, n (%) a | 82 (36) | 60 (27) | 22 (9) |
aSelected cases had more than one biopsy performed in the follow-up period.
