This patient has a squamous cell carcinoma of the upper lip which was treated by Mohs micrographic surgery. 

This patient has a squamous cell carcinoma on the left earlobe tread by Mohs micrographic surgery and a skin graft. 

This patient has a large lentigo malignant on the left cheek which was successfully treated with imiquimod 5% cream. 

Early stage malignant melanoma in situ treated by surgical excision. 

Nodule forming within an irregularly pigmented mole, changing to a melanoma.