Additionally, 20 candidate genes including PLA2G2A, PARD3, PTHLH, CMAS, GRPR, LGALS1, KDM8, NGFR, PLEKHA3, PIGP, ST8SIA1, PIK3CB, PPARGC1B, PPARGC1A, UGT2B17, PDK2, MRAS, BMP7, BID, and MAPK1 were common between DMI and ADG. The gene discussed is PTHLH; the disease is isolated congenital adermatoglyphia.