Table A1.
Prevalence of BRAF V600E and TERT C228T Mutations in Various Variants of PTC
| PTC Type |
BRAF V600E Mutation |
TERT C228T Mutation |
BRAF + TERT mutations |
|||
|---|---|---|---|---|---|---|
| No. | % | No. | % | No. | % | |
| CPTC | 164 of 383 | 42.8 | 47 of 383 | 12.3 | 28 of 383 | 7.3 |
| FVPTC | 15 of 103 | 14.6 | 8 of 103 | 7.8 | 1 of 103 | 1.0 |
| TCPTC | 14 of 19 | 73.7 | 5 of 19 | 26.3 | 5 of 19 | 26.3 |
| Columnar PTC | 1 of 2 | 50.0 | 1 of 2 | 50.0 | 1 of 2 | 50.0 |
| All PTC | 194 of 507 | 38.3 | 61 of 507 | 12.0 | 35 of 507 | 6.9 |
Abbreviations: CPTC, conventional variant papillary thyroid cancer; FVPTC, follicular variant papillary thyroid cancer; PTC, papillary thyroid cancer; TCPTC, tall-cell variant papillary thyroid cancer.