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. 2021 Dec 3;30(3):178–183. doi: 10.1097/PAI.0000000000000997

TABLE 3.

Patient Characteristics and Genotyping Results Obtained Using the FastIDH Method and the Nextera XT Library Prep Kit

Case No. Age (y) Sex Side Location Subtype WHO Grade IDH Nextera Variant MAF, % IDH Fast Variant MAF, %
1 53 F Right Frontal Anaplastic oligodendroglioma III IDH2 R172K 56 IDH2 R172K 48
2 30 M Left Frontal Diffuse (fibrillar) astrocytoma II IDH2 R172M 59 IDH2 R172M 46
3 32 M Left Frontal Diffuse (fibrillar) astrocytoma II IDH1 R132C 14 IDH1 R132C 13
4 33 F Left Frontal Anaplastic astrocytoma III IDH1 R132C 64 IDH1 R132C 48
5 33 F Left Frontal Diffuse (fibrillar) astrocytoma II IDH1 R132S 35 IDH1 R132S 34
6 33 F Left Frontal Diffuse (fibrillar) astrocytoma II IDH1 R132H 23 IDH1 R132H 29
7 35 M Left Temporal Diffuse astrocytoma II IDH1 R132H 15 IDH1 R132H 35
8 38 M Left Temporal Diffuse (gemistocytar) astrocytoma II IDH1 R132H 26 IDH1 R132H 28
9 54 M Left Temporal Anaplastic oligoastrocytoma III IDH2 R172K 50 IDH2 R172K 38
10 47 F Right Frontal Diffuse astrocytoma II IDH1 R132H 15 IDH1 R132H 15
11 45 M Right Frontal Glioblastoma IV Not analyzable Not analyzable
12 53 M Right Temporal Glioblastoma IV wt Not analyzable

Nucleotide substitutions in our samples for IDH mutations: IDH1 R132H-c.395G>A; IDH1 R132C-c.394C>T, IDH1 R132S-c.394C>A, IDH2 R172M-c.515G>T, IDH2 R172K-c.515G>A.

F indicates female; IDH, isocitrate dehydrogenase 1; M, male; MAF, mutation allelic fraction in the sample; wt, wild type.