gliofibroma https://www.malacards.org/card/gliofibroma GARD:0023394 NCIT:C5419 UMLS:C1266178 MONDO:0003170 MEDGEN:226850 ICDO:9442/1 An astrocytic tumor affecting young people. Morphologically, it is characterized by the presence of collagenous tissue surrounding neoplastic astrocytes. In some cases the collagen is produced by the tumor cells (desmoplastic astrocytoma), whereas in others it is produced by mesenchymal cells (mixed glioma/fibroma). gliofibroma (morphologic abnormality) DOID:4856 astrocytoma (excluding glioblastoma) astrocytic tumor