seborrheic keratosis on hairy skin

actinic aging benign birthmark blemish brown cancer clinic closeup condition danger dermatologist dermatology dermatoscopy disease epidermis epithelial examination harmless health inflammation issue keratin keratinocytes keratoses keratosis keratotic lesion lichen lichenoid lump macro macule medical medicine mole nevus planuslike problem scaly seborrheic senile skin solar spot texture therapy treatment tumor verruca visual