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. 2018 Jun 5;4(11):1589–1593. doi: 10.1001/jamaoncol.2018.2297

Table. Clonal Hematopoiesis in Solid Tumor Mutations With Treatment Implications Based on OncoKB Database.

Sex/Age at Blood Sampling, y Gene Amino Acid Change VAF Cancer Type Highest OncoKB Levela
Blood Tumor
M/84 BRCA2 Q3156* 0.344 0.118 Melanoma 2B
M/74 IDH2 R140Q 0.405 0.082 Pancreatic 2B
F/72 IDH2 R140Q 0.298 0.063 NSCLC 2B
M/68 IDH2 R140Q 0.162 0.048 NSCLC 2B
M/76 IDH2 R140Q 0.270 0.039 NSCLC 2B
F/59 BRCA1 E1836Q 0.332 0.036 Endometrial 2B
F/74 NRAS G12R 0.442 0.119 NSCLC 3B
F/80 NRAS G12V 0.081 0.037 Uterine sarcoma 3B
F/83 IDH1 R132H 0.077 0.033 Melanoma 3B
F/70 IDH1 R132C 0.048 0.022 Melanoma 3B
M/43 PTEN D24G 0.348 0.174 Colorectal 4
F/50 NF1 R2616* 0.237 0.095 Breast carcinoma 4
M/68 KRAS G60D 0.297 0.094 Prostate 4
M/55 NF1 X1554_splice 0.105 0.049 Melanoma 4
M/79 NF1 F256Lfs* 0.141 0.043 Prostate 4
M/78 KRAS A146P 0.132 0.035 Skin cancer, nonmelanoma 4
F/77 KRAS G12R 0.087 0.041 Colorectal R1

Abbreviations: FDA, US Food and Drug Administration; NSCLC, non–small cell lung cancer; VAF, variant allele fraction.

a

Level 2B indicates alterations that are standard-of-care biomarkers of response to an FDA-approved drug in another indication. Level 3B indicates compelling clinical evidence supporting the biomarker as being predictive of response to a drug in another indication. Level 4 indicates compelling biological evidence supporting the biomarker as being predictive of response to a drug. Level R1 indicates standard-of-care biomarker predictive of resistance to an FDA-approved drug in this indication.