Specifically, the expression pattern of TBX1, CLDN17, RFX2, COL5A3, IFIT2, CEACAM1, WDR78, LXN, SLC39A8, ZNF83, RPS27L, LSM3, CTSK, and PMP22 was exclusively correlated to MM and mutant CDKN2A MM prone skin cells, and inversely with NMSC. This evidence concerns the gene PMP22 and Miyoshi myopathy.