A case series of Diffuse Glioneuronal Tumours with Oligodendroglioma-like features and Nuclear Clusters (DGONC).

"DISCLOSURES JCP, KM, MA, LRB, FC, ES, MW, ARF, TM, AR, TJS, CD, DA, EG, JC, FS and DH report that they have no conflicts of interest or disclosures. TSJ is the Editor in Chief and SMLP is a member of the editorial board of Neuropathology and Applied Neurobiology. The Editors of Neuropathology and Applied Neurobiology are committed to peer‐review integrity and upholding the highest standards of review. As such, this article was peer reviewed by independent, anonymous expert referees and the authors (including TSJ and SMLP) had no role in either the editorial decision or the handling of the paper. DTWJ has a patent pending: DNA methylation‐based method for classifying tumour species of the brain (EP3067432A1)."

"This study was funded by the Brain Tumour Charity, Children with Cancer UK, Great Ormond Street Hospital Children’s Charity (INSTINCT), Olivia Hodson Cancer Fund, Cancer Research UK and the National Institute of Health Research. All research at Great Ormond Street Hospital NHS Foundation Trust and UCL Great Ormond Street Institute of Child Health is made possible by the NIHR Great Ormond Street Hospital Biomedical Research Centre. Archival tissue samples were obtained from the NHS Trusts as part of the UK Brain Archive Information Network (BRAIN UK) which is funded by Brain Tumour Research and the Medical Research Council."