GTF2I and pilocytic astrocytoma: It is nevertheless important to note that the presented BRAF multiplexed assay is not designed to detect other rare fusions involving BRAF that have been reported in pilocytic astrocytomas including FAM131:BRAF, RNF130:BRAF, CLCN6:BRAF, MKRN1:BRAF, GNAI1:BRAF, and GTF2I:BRAF (12, 16–18).