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| Tumour type | Gene rearranged or mutated | Frequencies | Ancillary IHC |
|---|---|---|---|
| Acinic cell carcinoma | NR4A3 | ~ 85% | NR4A3 |
| Adenoid cystic carcinoma | MYB | 29–86% | Myb |
| NOTCH1 | ~ 14% | NICD | |
| Mucoepidermoid carcinoma | CRTC1 | 40–90% | Areg |
| Salivary duct carcinoma | AR | 40–70% | AR |
| ERBB2 (HER2) | 29–35% | Her2 | |
| Secretory carcinoma | NTRK (primarily ETV3-NTRK3 fusion) | > 90% | Pan-Trk |
| Basal cell adenoma | CTNNB1 | 37–80% | β-Catenin, LEF-1 |
| Pleomorphic adenoma and carcinoma ex pleomorphic adenoma | PLAG1 | > 50% | Plag1 |
| HMGA2 | 10–20% | Hmga2 |
