ETV6::NTRK3 fusion is also reported in acute myelogenous leukemia, chronic eosinophilic leukemia, inflammatory myofibroblastic tumor, pediatric high-grade glioma, and metastatic colorectal carcinoma [39,40,41,42,43]. The gene discussed is NTRK3; the disease is Chronic Eosinophilic Leukemia, Not Otherwise Specified.