Ifeoma U Perkins, Serena Y Tan, Timothy H McCalmont, Pauline M Chou, Thaddeus W Mully, Pedram Gerami, Jason H Pomerantz, Miguel Reyes-Múgica, Daniel M Balkin, Lacey L Kruse, Benjamin Huang, Jennifer L Reichek, Noopur Gangopadhyay, Simon Chiosea, Jared R Green, Sarah L Chamlin, Ilona J Frieden, Boris C Bastian, Iwei Yeh
We describe the first cases of pediatric melanoma with ALK fusion gene arising within giant congenital melanocytic nevi. Two newborn boys presented with large pigmented nodular plaques and numerous smaller satellite nevi. Additional expansile nodules developed within both nevi and invasive melanomas were diagnosed before 10 months of age in both boys. Oncogenic driver mutations in NRAS and BRAF were absent in both cases. Instead, oncogenic ZEB2::ALK fusion genes were identified in both the nevus and melanoma developing within the nevus...
July 20, 2023: Pigment Cell & Melanoma Research