Diagnosis Case BRAF NRAS (1&2) KRAS GNAQ Proliferative Nodule 1 WT WT WT WT 2 WT WT WT WT 3 WT WT WT WT Congenital Nevus 1 WT WT   GG(A)T, GGC WT 2 T → A WT WT WT 3 WT WT GTT,GGC WT

Table 2: Summary of genotypic analyses.