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. 2020 Oct;9(5):1628–1638. doi: 10.21037/gs-2019-catp-26

Table 6. Comparison of Veracyte Afirma GSC and ThyroSeq v3.

Parameter Veracyte Afirma GSC ThyroSeq v3
Molecular sample Two FNA passes One FNA pass
Diagnostic cytology interpretation Central facility or local institution (if agreement made) Central facility or local institution
Mutations analyzed 346 genes (761 variants) 112 genes (12,135 variants)
Gene fusions analyzed 130 gene fusions >120 gene fusions
Chromosomal copy number alterations Loss of heterozygosity analysis 10 chromosomal regions
Molecular results Malignancy classifier positive Negative (3% cancer probability)
GSC benign (4% cancer probability) Currently negative (5–10% cancer probability)
GSC suspicious (~50% cancer probability) Positive—mutation details and cancer probability stated for each