Abstract
3/2009
vol. 47
Ganglioglioma associated with alterations of NBN gene. A case report
Folia Neuropathol 2009; 47 (3): 278-283
Online publish date: 2009/09/25
We report a case of a 13-year-old girl with a tumour of the right fronto-parietal region of the brain. The tumour consisted of two components: a well-differentiated astroglial component with Rosenthal fibres and a neoplastic neuronal component. The final histopathology established diagnosis of ganglioglioma WHO grade I. The patient was selected from a group of children with central nervous system (CNS) tumours screened for the most common molecular variants in the NBN gene (exons 5 and 6). Molecular analysis revealed the presence of c.511A>G (p.Ile171Val) substitution on one allele. This is the first patient with ganglioglioma and confirmed mutation in the NBN gene.
Keywords
ganglioglioma, paediatric brain tumours, Nijmegen breakage syndrome, nibrin, DNA repair genes, NBN gene
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