Carcinomas

Carcinomas

affiliated with too much UV radiation

basal cell carcinoma

arises from cells of stratum basale, does not metastasize

basal cell carcinoma

squamous cell carcinoma

involves cells superficial to stratum basale; spreads more rapidly and into the dermis

squamous cell carcinoma

malignant melanoma

arises in melanocytes deep in the stratum basale; arises from pre-existing mole; grows rapidly and is deadly

malignant melanoma

merkel cell carcinoma

usually develops from a nodule on the surface of skin; rare but highly aggressive

merkel cell

nerve endings located in dermis and are light to touch

merkel cell carcinoma

actin keratosis

first step of skin cancer; needs biopsy to determine if it is cancerous

actinic keratosis