rosette-forming glioneuronal tumourprimary amenorrhoeamultifocal intracranial diseasespinal drop metastasesobstructive hydrocephalusproton beam craniospinal irradiationsubtotal tumour debulkingcerebrospinal fluid diversion
…p metastases. Integrated multidisciplinary assessment confirmed rosette-forming glioneuronal tumour, a rare central nervous system neoplasm. Management required co…