BRAF and neoplasm: Polymorphous low‐grade neuroepithelial tumour of the young (PLNTY) is another rare and indolent tumour with a distinct DNA methylation profile and consistently harbours mitogen‐activated protein kinases (MAPK) pathway constituents such as v‐raf murine sarcoma viral oncogene homologue B1 (BRAF) proto‐oncogene.