PTCH1 and nevoid basal cell carcinoma syndrome: Another case also showed deletion on the 9q arm [46,XX,del(9)(q22.1q22.32)], including the PTCH1 and ROR2 genes: A 12 year old girl exhibited several NBCCS features but no tumors yet, since BCCs usually manifest after puberty (Nowakowska et al. 2007).