They found a significant association between the superficial type of BCC and PTCH1 (OR = 5.537, 95% CI = 1.367–22.43) and Notch Receptor 1 (NOTCH1) (OR = 4.457, 95% CI = 1.304–15.24) mutations. The gene discussed is NOTCH1; the disease is skin basal cell carcinoma.