Comprehensive genetic and epigenetic analysis of sporadic meningioma for macro-mutations on 22q and micro-mutations within the NF2 locus

Table 2 Chromosome 22 DNA copy number status and NF2 gene mutations in a subset of 100 sporadic meningiomas.

	NF2 gene
Chr. 22 status	Point mutation	No point mutation	Total
Monosomy	32	17	49
NAD¹	3	36	39
Interstitial/terminal deletion	3	9	12
Total	38	62	100

ISSN: 1471-2164