KIT and cutaneous melanoma: Analysis of NGS data for cutaneous melanomas available in the TCGA and Genomics Evidence Neoplasia Information Exchange (GENIE) cBioportal databases supported the observations made in our cohort.31,32 In the TCGA database, selecting only the primary tumors that are T3b and M0 (n = 64), a KIT mutation was associated with a worse OS, as shown in Fig. 5.