This is a prospective, multicenter, sample collection study using DermTech's non-invasive skin collection kits to evaluate the mutation burden of non-lesional facial skin from subjects with a documented history of numerous basal cell carcinomas, squamous cell carcinomas or melanomas compared to that of subjects with no history of skin cancer matched for age, sex and Fitzpatrick phototype.~Approximately 20-30 participants will be enrolled in each of six (6) main groups outlined below for a total of 120-180 subjects and controls:
This is a prospective, multicenter, sample collection study using DermTech's non-invasive skin collection kits to evaluate the mutation burden of non-lesional facial skin from subjects with a documented history of numerous basal cell carcinomas, squamous cell carcinomas or melanomas compared to that of subjects with no history of skin cancer matched for age, sex and Fitzpatrick phototype.