melanocytic nevus. difference between a birthmark, mole and nevus

acquired anatomy and basal benign between birthmark cancer carcinoma care cell color compound congenital crosssection dermatology dermis diagram difference disease epidermal epidermis growth health healthy human intradermal junctional layer macro malignant medical medicine melanin melanocyte melanocytes melanocytic melanoma metastatic mole naevus neoplasm nevocytic nevus pigment pigmentation section skin surgery surgical treatment tumor type