Where to find more information on squamous cell carcinoma, basal cell carcinoma, and melanoma?

Skin cancer. This question really cannot be answered in this setting. You should go on the computer and you can read all about these three types of skin cancers, .
Varies. There are several different types of skin cancers. Squamous cell the skin begins as a small nodule and as it enlarges the center becomes necrotic and sloughs and the nodule turns into an ulcer. Basal cell patients present with a shiny, pearly nodule. Melanoma patients have an irregularly appearing pigmented lesion.