NTRK3 and thyroid gland papillary carcinoma: Moreover, ETV6-NTRK3 was identified in 26% of papillary thyroid carcinomas [91,92], and interestingly, the prevalence in the rearrangement of ETV6-NTRK3 was associated with exposure to radiation based on a case study of patients who suffered from the Chernobyl accident.